Accretion disks in Seyfert nuclei: broad line profiles and asymmetriesVAN GRONINGEN, E.Astronomy and astrophysics (Berlin. Print). 1983, Vol 126, Num 2, pp 363-371, issn 0004-6361Article

Further evidence for Raman scattering in RR TelVAN GRONINGEN, E.Monthly Notices of the Royal Astronomical Society. 1993, Vol 264, Num 4, pp 975-979, issn 0035-8711Article

Broad emission line profiles in Seyfert-1 galaxies. I: Evidence for a disk and a wind in Mkn 335VAN GRONINGEN, E.Astronomy and astrophysics (Berlin. Print). 1987, Vol 186, Num 1-2, pp 103-113, issn 0004-6361Article

Broad emission line profiles in Seyfert-1 galaxies: [O III]-wings from a transition zoneVAN GRONINGEN, E; DE BRUYN, A. G.Astronomy and astrophysics (Berlin. Print). 1989, Vol 211, Num 2, pp 293-309, issn 0004-6361Article

A search for electron-scattered wings in Hα in Seyfert-1 galaxiesVAN GRONINGEN, E; VAN WEEREN, N.Astronomy and astrophysics (Berlin. Print). 1989, Vol 211, Num 2, pp 318-323, issn 0004-6361Article

Emission line variation in the Seyfert galaxy Fairall 9 and the presence of broad [O III] emissionSTIRPE, G. M; VAN GRONINGEN, E; DE BRUYN, A. G et al.Astronomy and astrophysics (Berlin. Print). 1989, Vol 211, Num 2, pp 310-314, issn 0004-6361Article

Broad emission line variability in the Seyfert 1 galaxies NGC 5548 and NGC 3783STIRPE, G. M; DE BRUYN, A. G; VAN GRONINGEN, E et al.Astronomy and astrophysics (Berlin. Print). 1988, Vol 200, Num 1-2, pp 9-16, issn 0004-6361Article

VBLUW photometry of the association Sco OB1 (containing the open cluster NGC 6231). A discussion on the evolutionary status of the hypergiant ζ¹ Sco (B1Ia⁺)VAN GENDEREN, A. M; BIJLEVELD, W; VAN GRONINGEN, E et al.Astronomy & astrophysics. Supplement Series (Print). 1984, Vol 58, Num 3, pp 537-548, issn 0365-0138Article

The extended narrow line region of NGC 4151. I, Emission line ratios and their implicationsPENSTON, M. V; ROBINSON, A; DE BRUYN, A. G et al.Astronomy and astrophysics (Berlin. Print). 1990, Vol 236, Num 1, pp 53-62, issn 0004-6361, 10 p.Article

Spectroscopic monitoring of active galactic nuclei. II: The Seyfert-1 galaxy NGC 3516WANDERS, I; VAN GRONINGEN, E; HORNE, K et al.Astronomy and astrophysics (Berlin. Print). 1993, Vol 269, Num 1-2, pp 39-53, issn 0004-6361Article

Monitoring of active galactic nuclei. V: The Seyfert 1 galaxy Markarian 279STIRPE, G. M; ALLOIN, D; LAURIKAINEN, E et al.Astronomy and astrophysics (Berlin. Print). 1994, Vol 285, Num 3, pp 857-867, issn 0004-6361Article