共 8 条
[1]
GREENBERG JM, 1968, NEBULAE INTERSTELLAR, P243
[2]
COLLISION THEORIES OF CATHODE SPUTTERING OF METALS AT LOW ION ENERGIES
[J].
PHYSICAL REVIEW,
1961, 121 (05)
:1286-&
[5]
PECKER JC, 1971, CR ACAD SCI B PHYS, V272, P69
[6]
RYLE M, 1967, ASTROPHYS J, V147, P217