共 9 条
- [2] BOK BJ, 1955, DAEDALUS, V86, P9
- [3] DREYER JLE, 1953, NEW GENERAL CATALOGU
- [4] Gum C.S., 1955, MMRAS, V67, P155
- [5] Gum C.S, 1952, OBSERVATORY, V72, P151
- [6] GUM CS, 1956, OBSERVATORY, V76, P150
- [7] HASE VF, 1955, B CRIMEA AST OBS, V15, P11
- [8] KUKARKIN BV, 1958, GENERAL CATALOGUE VA
- [9] A CATALOGUE OF EMISSION NEBULAE NEAR THE GALACTIC PLANE [J]. ASTROPHYSICAL JOURNAL, 1953, 118 (03) : 362 - 369