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ON THE CHEMICAL COMPOSITION AND AGE OF BETA VIR.GEHREN T.1978; ASTR. AND ASTROPHYS.; GERM.; DA. 1978; VOL. 65; NO 3; PP. 427-433; BIBL. 29 REF.Article

METAL ABUNDANCES AND MICROTURBULENCE IN SEVEN SOLAR-TYPE STARS. II: MODEL ATMOSPHERE ANALYSESGEHREN T.1979; ASTR. AND ASTROPHYS.; DEU; DA. 1979; VOL. 75; NO 1-2; PP. 73-82; BIBL. 63 REF.Article

THE TEMPERATURE SCALE OF SOLAR-TYPE STARSGEHREN T.1981; ASTRON. ASTROPHYS. (BERL.); ISSN 0004-6361; DEU; DA. 1981; VOL. 100; NO 1; PP. 97-106; BIBL. 41 REF.Article

KINETIC EQUILIBRIUM AND LINE FORMATION OF NAI IN THE SOLAR ATMOSPHERE.GEHREN T.1975; ASTR. AND ASTROPHYS.; GERM.; DA. 1975; VOL. 38; NO 2; PP. 289-302; BIBL. 40 REF.Article

UEBER DIE BAHNEN DER REGULAEREN SATELLITEN IM PLANETENSYSTEM. = LES TRAJETS DES SATELLITES REGULIERS DANS LE SYSTEME PLANETAIREUNSOLD A; GEHREN T.1975; NATURWISSENSCHAFTEN; DTSCH.; DA. 1975; VOL. 62; NO 2; PP. 95-96; BIBL. 13 REF.Article

CHARACTERISTICS OF NEBULOSITY ASSOCIATED WITH PARKS QUASARSWEHINGER P; WYCKOFF S; GEHREN T et al.1982; SYMP.-INT. ASTRON. UNION; ISSN 0074-1809; NLD; DA. 1982; NO 97; PP. 375-376; BIBL. 1 REF.Conference Paper

DEEP IMAGING OF QUASAR FIELDSWEHINGER PA; WYCROFF S; GEHREN T et al.1980; INTERNATION. ASTR., UN., SYMP.; NLD; DA. 1980; NO 92; PP. 133-134Conference Paper

Formation of Mn I lines in the solar atmosphereBERGEMANN, M; GEHREN, T.Astronomy and astrophysics (Berlin. Print). 2007, Vol 473, Num 1, pp 291-302, issn 0004-6361, 12 p.Article

Numerical simulation of photospheric convection in solar-type stars. I, Hydrodynamical test calculationsREILE, C; GEHREN, T.Astronomy and astrophysics (Berlin. Print). 1991, Vol 242, Num 1, pp 142-174, issn 0004-6361, 33 p.Article

METAL ABUNDANCES AND MICROTURBULENCE IN SEVEN SOLAR-TYPE STARS: SPECTROSCOPIC DATA.GEHREN T; REIMERS D; BERTHOLD L et al.1978; ASTR. AND ASTROPHYS., SUPPL. SER.; GERM.; DA. 1978; VOL. 31; NO 3; PP. 297-306; BIBL. 12 REF.Article

Metal-poor subdwarfs and early galactic nucleosynthesisHARTMANN, K; GEHREN, T.Astronomy and astrophysics (Berlin. Print). 1988, Vol 199, Num 1-2, pp 269-290, issn 0004-6361Article

Echelle background correctionGEHREN, T; PONZ, D.Astronomy and astrophysics (Berlin. Print). 1986, Vol 168, Num 1-2, pp 386-388, issn 0004-6361Article

NLTE abundances of Mn in a sample of metal-poor starsBERGEMANN, M; GEHREN, T.Astronomy and astrophysics (Berlin. Print). 2008, Vol 492, Num 3, pp 823-831, issn 0004-6361, 9 p.Article

Statistical equilibrium of silicon in the atmospheres of nearby metal-poor starsSHI, J. R; GEHREN, T; ZHAO, G et al.Astronomy and astrophysics (Berlin. Print). 2011, Vol 534, issn 0004-6361, A103.1-A103.6, 2Article

Balmer lines in cool dwarf stars. I: Basic influence of atmospheric modelsFUHRMANN, K; AXER, M; GEHREN, T et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 271, Num 2, pp 451-462, issn 0004-6361Article

Sodium abundances in nearby disk starsSHI, J. R; GEHREN, T; ZHAO, G et al.Astronomy and astrophysics (Berlin. Print). 2004, Vol 423, Num 2, pp 683-691, issn 0004-6361, 9 p.Article

Balmer lines in cool dwarf stars. II: Effective temperatures and calibration of colour indicesFUHRMANN, K; AXER, M; GEHREN, T et al.Astronomy and astrophysics (Berlin. Print). 1994, Vol 285, Num 2, pp 585-594, issn 0004-6361Article

A non-local thermodynamic equilibrum study of scandium in the SunZHANG, H. W; GEHREN, T; ZHAO, G et al.Astronomy and astrophysics (Berlin. Print). 2008, Vol 481, Num 2, pp 489-497, issn 0004-6361, 9 p.Article

DISCOVERY OF NEBULOSITY ASSOCIATED WITH THE QUASAR 3C 273WYCKOFF S; WEHINGER PA; GEHREN T et al.1980; ASTROPHYS. J.; ISSN 0004-637X; USA; DA. 1980; VOL. 242; NO 2; PART. 2; PP. L59-L63; BIBL. 13 REF.Article

Host galaxies of quasars and their association with galaxy clustersGEHREN, T; FRIED, J; WEHINGER, P. A et al.The Astrophysical journal. 1984, Vol 278, Num 1, pp 11-27, issn 0004-637XArticle

Statistical equilibrium of silicon in the atmospheres of metal-poor starsSHI, J. R; GEHREN, T; MASHONKINA, L et al.Astronomy and astrophysics (Berlin. Print). 2009, Vol 503, Num 2, pp 533-540, issn 0004-6361, 8 p.Article

Chemical abundances in early B-type stars. II, NLTE temperature and gravity determinationKILIAN, J; BECKER, S. R; GEHREN, T et al.Astronomy and astrophysics (Berlin. Print). 1991, Vol 244, Num 2, pp 419-424, issn 0004-6361, 6 p.Article

Lithium abundances in metal-poor stars (Research Note)SHI, J. R; GEHREN, T; ZHANG, H. W et al.Astronomy and astrophysics (Berlin. Print). 2007, Vol 465, Num 2, pp 587-591, issn 0004-6361, 5 p.Article

Statistical equilibrium of silicon in the solar atmosphereSHI, J. R; GEHREN, T; BUTLER, K et al.Astronomy and astrophysics (Berlin. Print). 2008, Vol 486, Num 1, pp 303-310, issn 0004-6361, 8 p.Article