← Ishga qaytish
Ushbu ish iqtibos qilgan ishlar
7 ta ish
Ish: Nuclear activity of NGC 5548 from UBVRI observations during 1990–2000
Flicker of extragalactic radio sources at two frequencies
J. H. Simonetti, J. M. Cordes, D. S. Heeschen
Maqola19859 iqtibosABIStars observed photoelectrically near quasars and related objects
M. J. Penston, M. V. Penston, Allan Sandage
Maqola19713 iqtibosABI