共 16 条
- [2] INFRARED AND RADIO OBSERVATIONS OF NUCLEUS OF NGC-253 [J]. ASTROPHYSICAL JOURNAL, 1973, 181 (01) : L27 - L31
- [3] OPTICAL OBSERVATIONS OF RADIO-SOURCE 0735+178 [J]. ASTROPHYSICAL JOURNAL, 1974, 190 (03) : L101 - +
- [4] FAR-INFRARED OBSERVATIONS OF GALACTIC NUCLEI [J]. ASTROPHYSICAL JOURNAL, 1973, 182 (02) : L89 - L93
- [5] HARPER DA, 1975, COMMUNICATION
- [7] KELLERMANN KI, 1971, ASTROPHYS LETT COMM, V8, P153