00526nam a2200157Ia 4500003000900000008004100009040001600050080001500066245010000081260005000181300002300231650004100254650002100295650002400316700002800340IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a524.5bGAS 0aGas in the interstellar mediumcedited by P. M. Gondhalekar                                      aChiltonbRutherford Appleton Laboratoryc1984  a[various pagings.]  aAstronomy and astrophysics thesaurus  aInterstellar gas  aInterstellar medium  aGondhalekar, P. M., ed.