2003 · 91 citations · 0 references
Natural SciencesAstronomyChemistryAstrophysicsStar FormationStellar AstronomyMolecular CloudsStar-forming Region ChemistryStellar AstrophysicsStellar EvolutionStellar SpectroscopyStellar StructureChemical Evolution Of ProtostarsChemical Evolution Of Star-forming RegionsProtostar FormationStar Formation DiagnosticsStar-forming Gas