OBSERVATIONS OF 4 CIII LINES IN ZETA ORIONIS - WISNIEWSKI, WZ; JOHNSON, HL (UNIV ARIZONA,STEWARD OBSERV,TUCSON,AZ 85721, 1976)
ASTROPHYS SPACE SCI
Keywords: OBSERVATIONS, LINES, ZETA ORIONIS; ASTRONOMIA Y ASTROFISICA; COSMOLOGIA Y COSMOGONIA; ESTRELLAS VARIABLES