共 17 条
[5]
BURBIDGE EM, 1963, REV MOD PHYS, V35, P947
[8]
Elsmore B., 1961, OBSERVATORY, V81, P14
[10]
Humason M.L., 1932, PASP, V44, P267, DOI [10.1086/124242, DOI 10.1086/124242]