other query modes : |
Identifier query |
Coordinate query |
Criteria query |
Reference query |
Basic query |
Script submission |
TAP |
Output options |
Object types |
Help |
2E 0420.8-3903 , the SIMBAD biblio (9 results) | C.D.S. - SIMBAD4 rel 1.8 - 2024.04.20CEST01:29:04 |
Bibcode/DOI | Score |
in Title|Abstract| Keywords |
in a table | in teXt, Caption, ... | Nb occurence | Nb objects in ref |
Citations (from ADS) |
Title | First 3 Authors |
---|---|---|---|---|---|---|---|---|---|
1982ApJ...253..504M | 64 | 174 | A medium sensitivity X-ray survey using the Einstein Observatory: the log N-log S relation for extragalactic X-ray sources. | MACCACARO T., FEIGELSON E.D., FENER M., et al. | |||||
1983ApJ...273..458S | 68 | 135 | The Einstein Observatory medium sensitivity survey : optical identifications for a complete sample of X-ray sources. | STOCKE J.T., LIEBERT J., GIOIA I.M., et al. | |||||
1984ApJ...283..486M | 56 | 75 | X-Ray selected quasars and Seyfert galaxies: cosmological evolution, luminosity function, and contribution to the X-ray background. | MACCACARO T., GIOIA I.M. and STOCKE J.T. | |||||
1987AJ.....93.1484M | 267 | 27 | A systematic search for long-term variability in a large sample of X-ray sources. | MACCACARO T., GARILLI B. and MEREGHETTI S. | |||||
1988SoSAO..55....5L | 943 | 33 | A catalogue of Seyfert galaxies. | LIPOVETSKY V.A., NEIZVESTNY S.I. and NEIZVESTNAYA O.M. | |||||
1990ApJS...72..567G | 872 | 653 | The Einstein Observatory extended medium-sensitivity survey. I. X-ray data and analysis. | GIOIA M., MACCACARO T., SCHILD R.E., et al. | |||||
1991ApJS...76..813S | 14 | D | 1 | 855 | 870 | The Einstein Observatory extended medium-sensitivity survey. II. The optical identifications. | STOCKE J.T., MORRIS S.L., GIOIA I.M., et al. | ||
1993ApJS...87..451H | 14 | D | 7278 | 328 | A revised and updated catalog of quasi-stellar objects. | HEWITT A. and BURBIDGE G. | |||
2006A&A...455..773V | 108224 | 628 | A catalogue of quasars and active nuclei: 12th edition. | VERON-CETTY M.-P. and VERON P. |