Understanding star formation in molecular clouds - III. Probability distribution functions of molecular lines in Cygnus X
N. Schneider, S. Bontemps, F. Motte, V. Ossenkopf, R. S. Klessen, R. Simon, S. Fechtenbaum, F. Herpin, P. Tremblin, T. Csengeri, P. C. Myers, T. Hill, M. Cunningham and C. Federrath
