P. André, A. Men-'shchikov, and S. Bontemps, Gould Belt Survey, Astronomy and Astrophysics, vol.518, issue.402, pp.102-73, 2010.
DOI : 10.1051/0004-6361/201014666

S. V. Beckwith, A. I. Sargent, R. S. Chini, and R. Guesten, A survey for circumstellar disks around young stellar objects, The Astronomical Journal, vol.99, p.924, 1990.
DOI : 10.1086/115385

F. Bertoldi and C. F. Mckee, Pressure-confined clumps in magnetized molecular clouds, The Astrophysical Journal, vol.395, p.140, 1992.
DOI : 10.1086/171638

H. Beuther and P. Schilke, Fragmentation in Massive Star Formation, Science, vol.303, issue.5661, p.1167, 2004.
DOI : 10.1126/science.1094014

H. Beuther, P. Schilke, and F. Gueth, IRAS 05358+3543: Multiple outflows at the earliest stages of massive star formation, Astronomy and Astrophysics, vol.387, issue.3, p.931, 2002.
DOI : 10.1051/0004-6361:20020319

H. Beuther, P. Schilke, and T. Stanke, Multiple outflows in IRAS 19410+2336, Astronomy and Astrophysics, vol.408, issue.2, p.601, 2003.
DOI : 10.1051/0004-6361:20030795

H. Beuther, T. K. Sridharan, M. Saito, H. Beuther, E. B. Churchwell et al., Caught in the Act: The Onset of Massive Star Formation, Protostars and Planets V, pp.185-165, 2005.
DOI : 10.1086/498867

E. Churchwell, B. L. Babler, and M. R. Meade, /GLIMPSE Surveys: A New View of the Milky Way, Publications of the Astronomical Society of the Pacific, vol.121, issue.877, p.213, 2009.
DOI : 10.1086/597811

R. M. Crutcher, Magnetic Fields in Molecular Clouds, Annual Review of Astronomy and Astrophysics, vol.50, issue.1, p.29, 2012.
DOI : 10.1146/annurev-astro-081811-125514

T. Csengeri, S. Bontemps, and N. Schneider, CONVERGENT FLOWS AND LOW-VELOCITY SHOCKS IN DR21(OH), The Astrophysical Journal, vol.740, issue.1, pp.5-2391, 2008.
DOI : 10.1088/2041-8205/740/1/L5

URL : https://hal.archives-ouvertes.fr/hal-00620125

C. J. Cyganowski, C. L. Brogan, T. R. Hunter, and E. Churchwell, DEEP VERY LARGE ARRAY RADIO CONTINUUM SURVEYS OF GLIMPSE EXTENDED GREEN OBJECTS (EGOs), The Astrophysical Journal, vol.743, issue.1, p.56, 2011.
DOI : 10.1088/0004-637X/743/1/56

D. Vries, C. H. Myers, and P. C. , Molecular Line Profile Fitting with Analytic Radiative Transfer Models, The Astrophysical Journal, vol.620, issue.2, p.800, 2005.
DOI : 10.1086/427141

R. Galván-madrid, Q. Zhang, and E. Keto, FROM THE CONVERGENCE OF FILAMENTS TO DISK-OUTFLOW ACCRETION: MASSIVE STAR FORMATION IN W33A, The Astrophysical Journal, vol.725, issue.1, p.17, 2010.
DOI : 10.1088/0004-637X/725/1/17

G. Garay, K. J. Brooks, D. Mardones, R. P. Norris, and M. G. Burton, Two Massive Star???forming Regions at Early Evolutionary Stages, The Astrophysical Journal, vol.579, issue.2, p.678, 2002.
DOI : 10.1086/342986

M. Hennemann, F. Motte, and N. , study of the??DR21 ridge and filaments in Cygnus??X, Astronomy & Astrophysics, vol.543, issue.24, pp.3-267, 1983.
DOI : 10.1051/0004-6361/201219429

URL : https://hal.archives-ouvertes.fr/hal-00707804

M. G. Hoare, Ultra-Compact H II Regions, Astrophysics and Space Science, vol.24, issue.1-2, p.203, 2005.
DOI : 10.1007/s10509-005-3690-1

M. R. Krumholz, R. I. Klein, and C. F. Mckee, RADIATION-HYDRODYNAMIC SIMULATIONS OF THE FORMATION OF ORION-LIKE STAR CLUSTERS. II. THE INITIAL MASS FUNCTION FROM WINDS, TURBULENCE, AND RADIATION, The Astrophysical Journal, vol.754, issue.1, p.71, 2012.
DOI : 10.1088/0004-637X/754/1/71

W. D. Langer and A. A. Penzias, (C-12)/(C-13) isotope ratio in the local interstellar medium from observations of (C-13)(O-18) in molecular clouds, The Astrophysical Journal, vol.408, p.539, 1993.
DOI : 10.1086/172611

C. F. Mckee and J. C. Tan, The Formation of Massive Stars from Turbulent Cores, The Astrophysical Journal, vol.585, issue.2, p.850, 2003.
DOI : 10.1086/346149

S. Molinari, L. Testi, J. Brand, R. Cesaroni, F. Palla et al., IRAS 23385+6053: A Prototype Massive Class 0 Object, The Astrophysical Journal, vol.505, issue.1, pp.39-700, 1998.
DOI : 10.1086/311591

N. Peretto, P. Hennebelle, and P. André, Probing the formation of intermediate- to high-mass stars in??protoclusters, Astronomy and Astrophysics, vol.464, issue.3, p.983, 2007.
DOI : 10.1051/0004-6361:20065653

J. M. Rathborne, J. M. Jackson, and R. Simon, Infrared Dark Clouds: Precursors to Star Clusters, The Astrophysical Journal, vol.641, issue.1, p.389, 2006.
DOI : 10.1086/500423

J. M. Rathborne, R. Simon, and J. M. Jackson, The Detection of Protostellar Condensations in Infrared Dark Cloud Cores, The Astrophysical Journal, vol.662, issue.2, p.1082, 2007.
DOI : 10.1086/513178

J. M. Rathborne, J. M. Jackson, Q. Zhang, and R. Simon, Submillimeter Array Observations of Infrared Dark Clouds: A Tale of Two Cores, The Astrophysical Journal, vol.689, issue.2, p.1141, 2008.
DOI : 10.1086/592733

J. A. Rodón, H. Beuther, and P. Schilke, Fragmentation in the massive star-forming region IRAS???19410+2336, Astronomy & Astrophysics, vol.545, p.51, 2012.
DOI : 10.1051/0004-6361/200912994

C. Savage, A. J. Apponi, L. M. Ziurys, and S. Wyckoff, C Ratios from Millimeter???Wave Observations of Interstellar CN, The Astrophysical Journal, vol.578, issue.1, p.211, 2002.
DOI : 10.1086/342468

N. Schneider, T. Csengeri, and S. Bontemps, Dynamic star formation in the massive DR21 filament, Astronomy and Astrophysics, vol.520, issue.400, pp.49-1775, 2010.
DOI : 10.1051/0004-6361/201014481

URL : https://hal.archives-ouvertes.fr/hal-00525164

R. J. Smith, R. Shetty, A. M. Stutz, and R. S. Klessen, LINE PROFILES OF CORES WITHIN CLUSTERS. I. THE ANATOMY OF A FILAMENT, The Astrophysical Journal, vol.750, issue.1, p.64, 2012.
DOI : 10.1088/0004-637X/750/1/64

K. Wang, Q. Zhang, Y. Wu, and H. Zhang, HIERARCHICAL FRAGMENTATION AND JET-LIKE OUTFLOWS IN IRDC G28.34+0.06: A GROWING MASSIVE PROTOSTAR CLUSTER, The Astrophysical Journal, vol.735, issue.1, p.64, 2011.
DOI : 10.1088/0004-637X/735/1/64

L. A. Wilcock, D. Ward-thompson, and J. M. Kirk, Isolated starless cores in infrared dark clouds in the Hi-GAL survey, Monthly Notices of the Royal Astronomical Society, vol.424, issue.1, p.716, 2012.
DOI : 10.1111/j.1365-2966.2012.21264.x

Y. Xu, J. J. Li, and K. Hachisuka, O sources, Astronomy and Astrophysics, vol.485, issue.3, p.729, 2008.
DOI : 10.1051/0004-6361:200809472

L. A. Zapata, P. T. Ho, and P. Schilke, A RING/DISK/OUTFLOW SYSTEM ASSOCIATED WITH W51 NORTH: A VERY MASSIVE STAR IN THE MAKING, The Astrophysical Journal, vol.698, issue.2, p.1422, 2009.
DOI : 10.1088/0004-637X/698/2/1422

Q. Zhang and K. Wang, IRDC G030.88+00.13: A TALE OF TWO MASSIVE CLUMPS, The Astrophysical Journal, vol.733, issue.1, p.26, 2011.
DOI : 10.1088/0004-637X/733/1/26

URL : http://arxiv.org/abs/1103.5092

I. Zinchenko, P. Caselli, and L. Pirogov, Chemical differentiation in regions of high-mass star formation - II. Molecular multiline and dust continuum studies of selected objects, Monthly Notices of the Royal Astronomical Society, vol.395, issue.4, p.2234, 2009.
DOI : 10.1111/j.1365-2966.2009.14687.x