共 19 条
[1]
ALDROVANDI SM, 1973, ASTRON ASTROPHYS, V25, P137
[2]
INTERSTELLAR MAGNESIUM ABUNDANCES AND ELECTRON-DENSITY IN DIRECTION OF ORION AND CASSIOPEIA
[J].
NATURE-PHYSICAL SCIENCE,
1972, 240 (102)
:127-+
[3]
BOKSENBERG A, IN PRESS
[4]
HABING HJ, 1968, B ASTRON I NETH, V19, P421
[8]
LAMERS HJ, IN PRESS