共 12 条
- [1] SOME MODELS OF EMISSION-LINE REGION OF 3C-273 [J]. ASTROPHYSICAL JOURNAL, 1969, 155 (3P1) : 1077 - +
- [2] BOKSENBERG A, 1972, 1972 P ESO CERN C AU, P295
- [3] Burbidge G. R, 1967, QUASISTELLAR OBJECTS
- [6] JACKSON AH, IN PRESS
- [7] EXCITATION OF A CII LINE OBSERVED IN QUASARS [J]. JOURNAL OF PHYSICS PART B ATOMIC AND MOLECULAR PHYSICS, 1972, 5 (05): : L83 - &
- [8] Osterbrock D. E., 1969, Memoires de la Societe Royal des Sciences de Liege. Collection in-8, V17, P391
- [9] EXCITATION OF SEMI-FORBIDDEN 2S2 1S-2S2P 3P LINES OBSERVED IN QUASARS AND NEBULAE [J]. JOURNAL OF PHYSICS PART B ATOMIC AND MOLECULAR PHYSICS, 1970, 3 (02): : 149 - +
- [10] OSTERBROCK DE, 1971, PONT ACAD SCIENT SCR