K. Anderson, M. Lisowski, and P. Segall, Cyclic ground tilt associated with the 2004???2008 eruption of Mount St. Helens, Journal of Geophysical Research, vol.93, issue.B5, 2010.
DOI : 10.1029/2009JB007102

A. Barmin, O. Melnik, and R. Sparks, Periodic behavior in lava dome eruptions, Earth and Planetary Science Letters, vol.199, issue.1-2, pp.173-184, 2002.
DOI : 10.1016/S0012-821X(02)00557-5

F. Beauducel, F. Cornet, E. Suhanto, T. Duquesnoy, and M. Kasser, Constraints on magma flux from displacements data at Merapi volcano, Java, Indonesia, Journal of Geophysical Research: Solid Earth, vol.25, issue.B4, pp.8193-8203, 2000.
DOI : 10.1029/1999JB900368

A. Bonaccorso and P. Davis, Models of ground deformation from vertical volcanic conduits with application to eruptions of Mount St. Helens and Mount Etna, Journal of Geophysical Research: Solid Earth, vol.15, issue.6448, pp.531-10542, 1999.
DOI : 10.1029/1999JB900054

A. Burgisser, S. Poussineau, L. Arbaret, T. Druitt, T. Giachetti et al., Pre-explosive conduit conditions of the 1997 Vulcanian explosions at Soufri??re Hills Volcano, Montserrat: I. Pressure and vesicularity distributions, Journal of Volcanology and Geothermal Research, vol.194, issue.1-3, pp.27-41, 2010.
DOI : 10.1016/j.jvolgeores.2010.04.008

A. Burgisser, L. Arbaret, T. Druitt, and T. Giachetti, Pre-explosive conduit conditions of the 1997 Vulcanian explosions at Soufri??re Hills Volcano, Montserrat: II. Overpressure and depth distributions, Journal of Volcanology and Geothermal Research, vol.199, issue.3-4, pp.193-205, 2011.
DOI : 10.1016/j.jvolgeores.2010.11.014

L. Caricchi, L. Burlini, P. Ulmer, T. Gerya, M. Vassalli et al., Non-Newtonian rheology of crystal-bearing magmas and implications for magma ascent dynamics, Earth and Planetary Science Letters, vol.264, issue.3-4, pp.402-419, 2007.
DOI : 10.1016/j.epsl.2007.09.032

V. Cayol and F. Cornet, Effects of topography on the interpretation of the deformation field of prominent volcanoes-Application to Etna, Geophysical Research Letters, vol.75, issue.11, pp.1979-1982, 1998.
DOI : 10.1029/98GL51512

W. Chadwick, R. Archuleta, and D. Swanson, The mechanics of ground deformation precursory to dome-building extrusions at Mount St. Helens 1981???1982, Journal of Geophysical Research, vol.9, issue.1, pp.4351-4366, 1981.
DOI : 10.1029/JB093iB05p04351

L. Collier and J. Neuberg, Incorporating seismic observations into 2D conduit flow modeling, Journal of Volcanology and Geothermal Research, vol.152, issue.3-4, pp.331-346, 2006.
DOI : 10.1016/j.jvolgeores.2005.11.009

M. Collombet, Two-dimensional gas loss for silicic magma flows: toward more realistic numerical models, Geophysical Journal International, vol.177, issue.1, pp.309-318, 2009.
DOI : 10.1111/j.1365-246X.2008.04086.x

A. Costa and G. Macedonio, Viscous heating effects in fluids with temperature-dependent viscosity: triggering of secondary flows, Journal of Fluid Mechanics, vol.540, issue.-1, pp.21-38, 2005.
DOI : 10.1017/S0022112005006075

A. Costa, O. Melnik, and R. Sparks, Controls of conduit geometry and wallrock elasticity on lava dome eruptions, Earth and Planetary Science Letters, vol.260, issue.1-2, pp.137-151, 2007.
DOI : 10.1016/j.epsl.2007.05.024

A. Costa, O. Melnik, R. Sparks, and B. Voight, Control of magma flow in dykes on cyclic lava dome extrusion, Geophysical Research Letters, vol.89, issue.B6, p.2303, 2007.
DOI : 10.1029/2006GL027466

A. Costa, O. Melnik, and E. Vedeneeva, Thermal effects during magma ascent in conduits, Journal of Geophysical Research, vol.43, issue.12, 2007.
DOI : 10.1029/2007JB004985

R. Denlinger and R. Hoblitt, Cyclic eruptive behavior of silicic volcanoes, Geology, vol.27, issue.5, pp.459-462, 1999.
DOI : 10.1130/0091-7613(1999)027<0459:CEBOSV>2.3.CO;2

M. Edmonds, C. Oppenheimer, D. Pyle, R. Herd, and G. Thompson, SO2 emissions from Soufri??re Hills Volcano and their relationship to conduit permeability, hydrothermal interaction and degassing regime, Journal of Volcanology and Geothermal Research, vol.124, issue.1-2, pp.23-43, 2003.
DOI : 10.1016/S0377-0273(03)00041-6

J. Gardner, R. Thomas, C. Jaupart, and S. Tait, Fragmentation of magma during Plinian volcanic eruptions, Bulletin of Volcanology, vol.58, issue.2-3, pp.144-162, 1996.
DOI : 10.1007/s004450050132

D. Green, J. Neuberg, and V. Cayol, Shear stress along the conduit wall as a plausible source of tilt atSoufrì ere Hills volcano, Montserrat, Geophys. Res. Letters, vol.33, p.10306, 2006.

A. Harris, W. Rose, and L. Flynn, Temporal trends in lava dome extrusion at Santiaguito, pp.77-89, 1922.

S. Hautmann, J. Gottsmann, R. Sparks, A. Costa, O. Melnik et al., Modelling ground deformation caused by oscillating overpressure in a dyke conduit atSoufrì ere Hills Volcano, pp.471-87, 2009.

K. Hess and D. Dingwell, Viscosities of hydrous leucogranitic melts: A non-Arrhenian model, American Mineralogist, vol.81, pp.1297-1300, 1996.

R. Iverson, Dynamics of seismogenic volcanic extrusion at Mount St Helens in 2004???05, Nature, vol.93, issue.7118, pp.439-443, 2006.
DOI : 10.1146/ANNUREV.EARTH.26.1.643

L. Landau and E. Lifshitz, Theory of elasticity, 1975.

Y. Lavallée, P. Meredith, D. Dingwell, K. Hess, J. Wassermann et al., Seismogenic lavas and explosive eruption forecasting, Seismogenic lavas and explosive eruption forecasting, pp.507-509, 2008.
DOI : 10.1038/nature06980

A. Lejeune and P. Richet, Rheology of crystal-bearing silicate melts: An experimental study at high viscosities, Journal of Geophysical Research: Solid Earth, vol.17, issue.B3, pp.4215-4229, 1995.
DOI : 10.1029/94JB02985

N. Lensky, R. Sparks, O. Navon, and V. Lyakhovsky, Cyclic activity atSoufrì ere Hills Volcano, Montserrat: degassing-induced pressurization and stick-slip extrusion, in Fluid Motions in Volcanic Conduits: A Source of Seismic and Acoustic Signals, pp.169-188, 2008.

J. Lister and R. Kerr, Fluid-Mechanical models of crack propagation and their application to magma transport in dikes, J. Geophys. Res, vol.96, issue.10, pp.49-10077, 1991.

E. Llewellin and M. Manga, Bubble suspension rheology and implications for conduit flow, Journal of Volcanology and Geothermal Research, vol.143, issue.1-3, pp.205-217, 2005.
DOI : 10.1016/j.jvolgeores.2004.09.018

A. Love, A Treatise on the mathematical theory of elasticity, Dover Classics of Sciences and Mathematics, 1987.
URL : https://hal.archives-ouvertes.fr/hal-01307751

G. Mastin and D. Pollard, Surface Deformation and Shallow Dike Intrusion Processes at Inyo Craters, J. Geophys. Res, vol.93235, issue.13, pp.221-234, 1988.


O. Melnik and R. Sparks, Nonlinear dynamics of lava dome extrusion, Nature, vol.402, pp.37-41, 1999.

O. Melnik and R. Sparks, Controls on conduit magma flow dynamics during lava dome building eruptions, Journal of Geophysical Research: Solid Earth, vol.25, issue.B1, 2005.
DOI : 10.1029/2001JB000281

K. Mogi, Relations between the eruptions of various volcanoes and the deformation of the ground surfaces around them, Bull. Earthquake Res. Inst, vol.36, pp.99-134, 1958.

S. Nakada and J. Eichelberger, Looking into a volcano: drilling Unzen, Geotimes, vol.49, pp.14-17, 2004.

S. Nakada, H. Shimizu, and K. Ohta, Overview of the 1990???1995 eruption at Unzen Volcano, Journal of Volcanology and Geothermal Research, vol.89, issue.1-4, pp.1-22, 1999.
DOI : 10.1016/S0377-0273(98)00118-8

T. Nishimura, Ground deformation due to magma ascent with and without degassing, Geophysical Research Letters, vol.89, issue.23, p.23309, 2006.
DOI : 10.1029/2006GL028101

T. Nishimura, Ground deformation caused by magma ascent in an open conduit, Journal of Volcanology and Geothermal Research, vol.187, issue.3-4, pp.178-192, 2009.
DOI : 10.1016/j.jvolgeores.2009.09.001

H. Pinkerton and R. Stevenson, Methods of determining the rheological properties of magmas at sub-liquidus temperatures, Journal of Volcanology and Geothermal Research, vol.53, issue.1-4, pp.47-66, 1992.
DOI : 10.1016/0377-0273(92)90073-M

D. Roman, J. Neuberg, and R. Luckett, Assessing the likelihood of volcanic eruption through analysis of volcanotectonic earthquake fault???plane solutions, Earth and Planetary Science Letters, vol.248, issue.1-2, pp.244-252, 2006.
DOI : 10.1016/j.epsl.2006.05.029

A. Rubin, Propagation of Magma-Filled Cracks, Annual Review of Earth and Planetary Sciences, vol.23, issue.1, pp.287-336, 1995.
DOI : 10.1146/annurev.ea.23.050195.001443

H. Shaw, O viscosities at 1000 and 2000 bars in the temperature range 700?? to 900??C, Journal of Geophysical Research, vol.39, issue.23, pp.6337-6343, 1963.
DOI : 10.1029/JZ068i023p06337

R. Sparks, Causes and consequences of pressurisation in lava dome eruptions, Earth and Planetary Science Letters, vol.150, issue.3-4, pp.177-189, 1997.
DOI : 10.1016/S0012-821X(97)00109-X

R. Sparks and S. Young, The eruption ofSoufrì ere Hills volcano, Montserrat (1995-1999): overview of scientific results, in The eruption of theSoufrì ere Hills Volcano, Montserrat from, pp.45-69, 1995.

R. Sparks, M. Murphy, A. Lejeune, R. Watts, J. Barclay et al., Control on the emplacement of the andesite lava dome of the Soufriere Hills volcano, Montserrat by degassing-induced crystallization, Terra Nova, vol.12, issue.1, pp.14-20, 2000.
DOI : 10.1046/j.1365-3121.2000.00267.x

D. Swanson and R. Holcomb, Regularities in growth of the Mount St. Helens dacite dome 1980-1986, in Lava Flows and Domes: Emplacement and Mechanisms and Hazards Implications, pp.3-24, 1990.

B. Taisne and C. Jaupart, Magma degassing and intermittent lava dome growth, Geophysical Research Letters, vol.212, issue.52, p.35, 2008.
DOI : 10.1029/2008GL035432

H. Tuffen and D. Dingwell, Fault textures in volcanic conduits: evidence for seismic trigger mechanisms during silicic eruptions, Bulletin of Volcanology, vol.25, issue.4, pp.370-387, 2005.
DOI : 10.1007/s00445-004-0383-5

H. Tuffen and H. Pinkerton, Repeated fracture and healing of silicic magma generate flow banding and earthquakes?, Geology, vol.31, issue.12, pp.31-1089, 2003.
DOI : 10.1130/G19777.1

H. Tuffen, R. Smith, and R. Sammonds, Evidence for seismogenic fracture of silicic magma, Nature, vol.54, issue.7194, pp.511-513, 2008.
DOI : 10.1038/nature06989

B. Voight, R. Hoblitt, A. Clarke, A. Lockhart, A. Miller et al., Remarkable cyclic ground deformation monitored in real-time on Montserrat, and its use in eruption forecasting, Geophysical Research Letters, vol.272, issue.18, pp.3405-3408, 1998.
DOI : 10.1029/98GL01160

B. Voight, E. Constantine, S. Siswowidjoyo, and R. Torley, Historical eruptions of Merapi Volcano, J. Volcanol. Geotherm. Res, vol.100, pp.1768-1998, 2000.

B. Voight, Magma Flow Instability and Cyclic Activity at Soufriere Hills Volcano, p.283, 1999.

B. Voight, Unprecedented pressure increase in deep magma reservoir triggered by lava-dome collapse, Geophysical Research Letters, vol.169, issue.34, p.33, 2006.
DOI : 10.1029/2005GL024870

I. Watson, The relationship between degassing and ground deformation at Soufriere Hills Volcano, Montserrat, Journal of Volcanology and Geothermal Research, vol.98, issue.1-4, pp.117-126, 2000.
DOI : 10.1016/S0377-0273(99)00187-0

S. Webb and D. Dingwell, Non-Newtonian Rheology of Igneous Melts at High Stresses and Strain Rates: Experimental Results for Rhyolite, J. Geophys. Res, vol.95, issue.15, pp.695-15701, 1990.

P. Williams and S. Self, The October 1902 plinian eruption of Santa Maria volcano, Guatemala, Journal of Volcanology and Geothermal Research, vol.16, issue.1-2, 1983.
DOI : 10.1016/0377-0273(83)90083-5

J. Wylie, B. Voight, and J. Whitehead, Instability of Magma Flow from Volatile-Dependent Viscosity, Science, vol.285, issue.5435, p.285, 1999.
DOI : 10.1126/science.285.5435.1883

I. Yokoyama, Geophysical characteristics of dacite volcanism ??? the 1977???1978 eruption of Usu volcano, Journal of Volcanology and Geothermal Research, vol.9, issue.4, pp.335-358, 1981.
DOI : 10.1016/0377-0273(81)90043-3