TY  - JOUR
AU  - Baldwin, J
AU  - Ferland, G
AU  - Martin, P
AU  - Corbin, M
AU  - Cota, Agustin
AU  - Peterson, Ben
AU  - Slettebak, A
C2  - Astrophysical Journal
DA  - 1991-01-01
LA  - en
M1  - 374
PB  - Astrophysical Journal
PY  - 1991
TI  - Physical conditions in the Orion Nebula and an assessment of its helium abundance
ER  -