[B68b] 194 , the SIMBAD biblio

[B68b] 194 , the SIMBAD biblio (69 results)

C.D.S. - SIMBAD4 rel 1.7 - 2021.02.27CET06:53:54

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Bibcode/DOI	Score	in Title\|Abstract\| Keywords	in a table	Nb occurence	Nb objects in ref	Citations (from ADS)	Title	First 3 Authors
`2019A&A...622A..11G`	`18`		`D`	`1`	`49927`	`~`	LoTSS/HETDEX: Optical quasars. I. Low-frequency radio properties of optically selected quasars.	GURKAN G., HARDCASTLE M.J., BEST P.N., et al.
`2018A&A...613A..51P`	`17`		`D`	`1`	`525779`	`26`	The Sloan Digital Sky Survey Quasar Catalog: Fourteenth data release.	PARIS I., PETITJEAN P., AUBOURG E., et al.
`2014ApJS..213....3M`	`16`		`D`	`1`	`28358`	`19`	The Low-frequency Radio Catalog of flat-spectrum sources.	MASSARO F., GIROLETTI M., D'ABRUSCO R., et al.
`2013ApJ...763...37C`	`16`		`D`	`1`	`26169`	`41`	Precious metals in SDSS quasar spectra. I. Tracking the evolution of strong, 1.5 < z < 4.5 C IV absorbers with thousands of systems.	COOKSEY K.L., KAO M.M., SIMCOE R.A., et al.
`2013ApJ...768...37C`	`16`		`D`	`1`	`371`	`49`	Active galactic nucleus and starburst radio emission from optically selected quasi-stellar objects.	CONDON J.J., KELLERMANN K.I., KIMBALL A.E., et al.
`2013ApJ...779..161S`	`16`		`D`	`1`	`79596`	`24`	Precious metals in SDSS quasar spectra. II. Tracking the evolution of strong, 0.4 < z < 2.3 Mg II absorbers with thousands of systems.	SEYFFERT E.N., COOKSEY K.L., SIMCOE R.A., et al.
`2013ApJS..206....4K`	`16`		`D`	`1`	`119609`	`53`	Mean spectral energy distributions and bolometric corrections for luminous quasars.	KRAWCZYK C.M., RICHARDS G.T., MEHTA S.S., et al.
`2012AJ....143..119I`	`16`		`D`	`1`	`50857`	`82`	The Sloan Digital Sky Survey Quasar Lens Search. V. Final catalog from the seventh data release.	INADA N., OGURI M., SHIN M.-S., et al.
`2011ApJS..194...45S`	`16`		`D`	`1`	`105785`	`768`	A catalog of quasar properties from Sloan Digital Sky Survey data release 7.	SHEN Y., RICHARDS G.T., STRAUSS M.A., et al.
`2011MNRAS.410..860A`	`16`		`D`	`1`	`86769`	`116`	A strong redshift dependence of the broad absorption line quasar fraction.	ALLEN J.T., HEWETT P.C., MADDOX N., et al.
`2010A&A...511A..53V`	`16`		`D`	`1`	`107466`	`32`	The SPECFIND V2.0 catalogue of radio cross-identifications and spectra. SPECFIND meets the Virtual Observatory.	VOLLMER B., GASSMANN B., DERRIERE S., et al.
`2010A&A...518A..10V`	`16`		`D`	`1`	`168912`	`373`	A catalogue of quasars and active nuclei: 13th edition.	VERON-CETTY M.-P. and VERON P.
`2010AJ....139.2360S`					`80069`	`700`	The Sloan Digital Sky Survey quasar catalog. V. Seventh data release.	SCHNEIDER D.P., RICHARDS G.T., HALL P.B., et al.
`2007ApJ...669...74L`	`15`		`D`	`2`	`128`	`2`	A subset of quasars identified by large values of their Doppler redshift.	LU L.-Z., QIN Y.-P. and GUPTA A.C.
`2006A&A...455..773V`					`108221`	`545`	A catalogue of quasars and active nuclei: 12th edition.	VERON-CETTY M.-P. and VERON P.
`2005PNAOC...2..141L`					`61`	`0`	A study of absorption redshifts of quasars.	LIU H.-T.
`2004ApJ...610..128W`					`106`	`19`	Near-infrared colors of hard x-ray-selected active galactic nuclei.	WATANABE C., OHTA K., AKIYAMA M., et al.
`2004MNRAS.347L..41N`					`9`	`4`	X-ray and optical counterparts of hard X-ray selected sources from the SHEEP survey: first results.	NANDRA K., GEORGANTOPOULOS I., BROTHERTON M., et al.
`2003A&A...412..707R`					`829`	`11`	A catalogue of absorption-line systems in QSO spectra.	RYABINKOV A.I., KAMINKER A.D. and VARSHALOVICH D.A.
`2003AJ....125.1336M`					`12`	`15`	Subaru high-resolution spectroscopy of complex metal absorption lines of the quasar HS 1603+3820.	MISAWA T., YAMADA T., TAKADA-HIDAI M., et al.
`2003ApJ...582..615N`					`73`	`11`	SHEEP: the search for the high-energy extragalactic population.	NANDRA K., GEORGANTOPOULOS I., PTAK A., et al.
`2003ApJS..148..275A`					`130`	`59`	Optical identification of the ASCA medium sensitivity survey in the northern sky: nature of hard X-Ray-Selected luminous active galactic nuclei.	AKIYAMA M., UEDA Y., OHTA K., et al.
`2001AJ....121.2843B`					`6250`	`74`	Quasars in the 2MASS second incremental data release.	BARKHOUSE W.A. and HALL P.B.
`2001ApJ...547..635R`					`146`	`20`	Quasar absorption lines as a function of quasar orientation measures.	RICHARDS G.T., LAURENT-MUEHLEISEN S.A., BECKER R.H., et al.
`2001ApJS..133....1U`					`1481`	`70`	The ASCA medium sensitivity survey (the GIS catalog project): source catalog.	UEDA Y., ISHISAKI Y., TAKAHASHI T., et al.
`2001JApA...22..263B`					`180`	`2`	Variability of extragalactic objects in relation to redshift, color, radio spectral index and absorption lines.	BASU D.
`2000ApJS..126..133W`					`1239`	`256`	The FIRST bright quasar survey. II. 60 nights and 1200 spectra later.	WHITE R.L., BECKER R.H., GREGG M.D., et al.
`1999AJ....118.1435W`					`382`	`10`	A study of quasar radio emission from the VLA FIRST survey.	WADADEKAR Y. and KEMBHAVI A.
`1997A&A...319..413B`					`649`	`106`	Broad band energy distribution of ROSAT detected quasars. I. Radio-loud objects.	BRINKMANN W., YUAN W. and SIEBERT J.
`1997AcASn..38..215G`					`23`	`0`	A statistical analysis of the emission and absorption lines of quasars.	GONG S.-M.
`1995MNRAS.273.1069T`					`78`	`20`	Quasar-galaxy associations.	THOMAS P.A., WEBSTER R.L. and DRINKWATER M.J.
`1995PASP..107..863S`					`66`	`36`	Time scales of long-term optical base-level fluctuations in three classes of AGN.	SMITH A.G. and NAIR A.D.
`1994ApJ...436..678O`					`182`	`114`	Luminosity effects and the emission-line properties of quasars with 0<z<3.8.	OSMER P.S., PORTER A.C. and GREEN R.F.
`1994ApJS...92...53W`					`515`	`191`	The Einstein database of IPC X-ray observations of optically selected and radio-selected quasars. I.	WILKES B.J., TANANBAUM H., WORRALL D.M., et al.
`1993AJ....106..848D`					`69`	`13`	On the nature of MgII absorption line systems in quasars.	DRINKWATER M.J., WEBSTER R.L. and THOMAS P.A.
`1993AcApS..13..125L`					`228`	`1`	Studies of CIV associated absorption systems of QSOs (I) Samples.	LI Y. and CHEN J.-S.
`1993ApJS...87..451H`	`14`		`D`		`7278`	`308`	A revised and updated catalog of quasi-stellar objects.	HEWITT A. and BURBIDGE G.
`1993ChA&A..17..161L`					`226`	`0`	Studies of CIV associated absorption systems of QSOs. (I) Samples.	LI Y. and CHEN J.-S.
`1991ApJS...76.1043P`					`408`	`16`	The Case low-dispersion northern sky survey. XII. A region in southern Canes Venatici.	PESCH P., SANDULEAK N. and STEPHENSON C.B.
`1991ApJS...77..203J`					`633`	`60`	A catalog of absorption in the spectra of quasi-stellar objects.	JUNKKARINEN V., HEWITT A. and BURBIDGE G.
`1991MNRAS.250...24Y`					`262`	`53`	An inhomogeneous reference catalogue of identified intervening heavy element systems in spectra of QSOs.	YORK D.G., YANNY B., CROTTS A., et al.
`1991MNRAS.251..649B`					`147`	`35`	Interstellar Ca II in the galactic halo and in QSO absorption systems.	BOWEN D.V.
`1990A&A...239...33A`					`363`	`65`	Periodicity of quasar redshifts.	ARP H., BI H.G., CHU Y., et al.
`1989ApJS...69....1H`					`1594`	`178`	The first addition to the new optical catalog of quasi-stellar objects.	HEWITT A. and BURBIDGE G.
`1988AJ.....96.1215P`					`144`	`131`	Long-term optical behavior of 144 compact extragalactic objects: 1969-1988.	PICA A.J., SMITH A.G., WEBB J.R., et al.
`1988ApJ...325..103H`					`52`	`22`	Models of the quasar population. I. A new luminosity fonction.	HEISLER J. and OSTRIKER J.P.
`1988MNRAS.230....1B`					`393`	`23`	A deep radio and optical survey near the North Galactic Pole - IV. VLA observations and optical identifications of 5C 12 sources.	BENN C.R., GRUEFF G., VIGOTTI M., et al.
`1987Ap&SS.134...35Y`					`315`	`2`	The spectral properties of quasars.	YU K.N.
`1987ApJS...64..667T`					`90`	`99`	High-resolution spectra of 24 low-redshift QSOs: the properties of MgII absorption systems.	TYTLER D., BOKSENBERG A., SARGENT W.L.W., et al.
`1986ApJ...305...68S`					`93`	`98`	Counts, evolution, and background contribution of X-ray quasars and other extragalactic X-ray sources.	SCHMIDT M. and GREEN R.F.
`1986ApJ...307..504F`	`1`				`31`	`177`	C IV absorption systems in QSO spectra: is the character of systems with z(abs) about z(em) different from those with z(abs) < z(em) ?	FOLTZ C.B., WEYMANN R.J., PETERSON B.M., et al.
`1986MNRAS.220....1S`					`67`	`18`	Absorption lines and the radio structure of quasars.	SWARUP G., SAIKIA D.J., BELTRAMETTI M., et al.
`1985ApJS...57..523W`					`210`	`39`	Faint emission-line quasars and the number density for 2< z	WEEDMAN D.W.
`1983A&A...127...29K`					`57`	`6`	The spectroscopic nature of a sample of faint objects with ultraviolet excess.	KRON R.G., BONOLI F., FEDERICI L., et al.
`1983ApJ...272...11P`					`131`	`80`	Optical variability, absolute luminosity, and the Hubble diagram for QSOs.	PICA A.J. and SMITH A.G.
`1982MmSAI..53..511B`					`64`	`19`	The Asiago catalogue of Quasi Stellar Objetcs.	BARBIERI C., CAPACCIOLI M., CRISTIANI S., et al.
`1980A&A....85...80B`					`118`	`117`	A sample of very faint ultraviolet excess objets in the 13h+36 field.	BRACCESI A., ZITELLI V., BONOLI F., et al.
`1979ApJ...234...33W`	`2`				`21`	`210`	Results of a homogeneous survey of absorption lines in QSOs of small and intermediate emission redshift.	WEYMANN R.J., WILLIAMS R.E., PETERSON B.M., et al.
`1978AJ.....83..683S`					`41`	`5`	Observations of radio quiet quasi-stellar objects at 3.3 millimeters.	SCHWARTZ P.R. and WAAK J.A.
`1978ApJ...221..468S`					`222`	`111`	An optical and radio study of quasars.	SRAMEK R.A. and WEEDMAN D.W.
`1978PASP...90..337P`					`122`	`60`	Absorption in the spectra of Quasi-Stellar Objects and BL Lacertae objects.	PERRY J.J., BURBIDGE E.M. and BURBIDGE G.R.
`1977A&AS...27..205S`					`398`	`12`	A comprehensive catalogue of quasi-stellar objects.	SMITH-HAENNI A.L.
`1975MmSAI..46..461B`					`493`	`7`	Catalogue of quasi-stellar-objects.	BARBIERI C., CAPACCIOLI M. and ZAMBON M.
`1973A&A....23..171K`					`103`	`128`	A first 1415 MHz survey with the Westerbork Synthesis Radio Telescope: an attempt to detect radio emission from quasi stellar objects.	KATGERT P., KATGERT-MERKELIJN J.K., LE POOLE R.S., et al.
`1972AJ.....77..444B`					`47`	`13`	Optical positions of forty-eight quasistellar objects.	BARBIERI C., CAPACCIOLI M., GANZ R., et al.
`1971PASP...83..611D`					`202`	`86`	A catalogue of quasars.	DE VENY J.B., OSBORN W.H. and JANES K.
`1970A&A.....5..264B`					`175`	`143`	Magnitudes, colours and coordinates of 175 ultraviolet excess objects in the field 13h, +36d.	BRACCESI A., FORMIGGINI L. and GANDOLFI E.
`1969ApJ...155L..43B`	`69`	`T`		`1`	`2`	`28`	Absorption redshifts in the quasi-stellar objects PHL 5200 and B194.	BURBIDGE E.M.
`1968ApJ...152L.105B`					`20`	`84`	Spectroscopic and photometric data for a sample of Quasi-Stellar Objects identified by their infrared excess.	BRACCESI A., LYNDS R. and SANDAGE A.

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