Ismael
Pérez Fournon
Profesor Titular Universidad
![Foto de E.](/img/nophoto.png)
E.
Laurikainen
Publicaciones en las que colabora con E. Laurikainen (4)
1994
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Monitoring of active galactic nuclei IV. The Seyfert 1 galaxy NGC 4593
Astronomy and Astrophysics, Vol. 284, pp. 33-43
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Spectroscopic monitoring of active galactic nuclei III. Size of the broad line region in NGC 3227
Astronomy and Astrophysics, Vol. 282, pp. 742-752
1992
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Monitoring of active galactic nuclei I. The quasars 1302-102 and 1217 + 023
Astronomy and Astrophysics, Vol. 262, pp. 17-25
1990
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The extended narrow line region of NGC 4151 I. Emission line ratios and their implications
Astronomy and Astrophysics, Vol. 236, pp. 53-62