共 50 条
- [21] SPECTRUM AND ANGULAR STRUCTURE OF 3C-273 AT LOW FREQUENCIES ASTROPHYSICAL LETTERS, 1969, 4 (06): : 211 - &
- [23] INTERSTELLAR ABSORPTION-LINES IN THE SPECTRUM OF 3C-273 ASTROPHYSICAL JOURNAL, 1983, 274 (01): : 136 - 140
- [25] HIGH-ENERGY X-RAY-SPECTRUM OF CRAB-NEBULA OBSERVED FROM OSO-8 ASTROPHYSICAL JOURNAL, 1977, 217 (03): : 809 - 814
- [26] X-RAYS FROM THE QUASAR 3C-273 BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1979, 24 (04): : 620 - 620
- [28] NONTHERMAL X-RAY-EMISSION FROM 3C-273 - THE CORE OF A KNOTTY PROBLEM ASTROPHYSICAL JOURNAL, 1990, 349 (01): : 41 - 44
- [29] DETECTION OF X-RAY EMISSION FROM 3C-273 AND NGC-5128 ASTROPHYSICAL JOURNAL, 1970, 161 (01): : L1 - &