Y. Andrillat and L. HOUZIAUX,
"Nova Cygni 1992 : Spectral development in the near-infrared at
maximum light", M.N.R.A.S., 261, L1 (1993).
M. Jaschek, Y. Andrillat, L. HOUZIAUX and C. Jaschek,
"The behavior of some red and infrared helium lines", A.&A.,
282, 911 (1994).
L. HOUZIAUX,
"Stars and interstellar matter in external galaxies", Space Sciences
Research in Belgium, vol.II, part 1, pg.23 (1994).
L. HOUZIAUX,
"Early European astronomy: the TD1 Satellite", Space Sciences Research
in Belgium, vol.II, part 1, pg.33 (1994).
Y. Andrillat and L. HOUZIAUX,
"Changing Line profiles during the transition phase of Nova Aquilae
1993", Annals of the Israel Physical Society, 11, 188-192 (1994).
Y. Andrillat and L. HOUZIAUX,
"Spectroscopic observations of PU Vulpeculae in the 3210-10950 A
range during the nebular phase", M.N.R.A.S., 271,875 (1994).
Y. Andrillat and L. HOUZIAUX,
"PU Vul during the brightness weakening of 1993-1994", Information
Bulletin on variable stars, Commissions 27 and 42 of the IAU), Konkoly
Obs.,n°4251 1-3 (1995).
Y. Frémat, L. HOUZIAUX and Y. Andrillat,
Higher Paschen
lines in the spectra of early-type stars, M.N.R.A.S., 279, 25 (1996).
Y. Frémat and L. HOUZIAUX,
Elemental
abundances in the Hg-Mn star Gamma Corvi, A.&A., 320, 580 (1997).
A.S. Miroshnichenko, Y. Frémat, L. HOUZIAUX, Y. Andrillat,
E.L. Chentsov and V.G. Klochkova,
High-resolution
spectroscopy of the galactic LBV candidate MWC314,
A.&A., 131, 469 (1998).
H.G.J.L.M. Lamers, F.-J. Zickgraf, D. De Winter, L. HOUZIAUX and
J. Zorec,
"A Revised Classification Scheme for B[e] Stars",
in B[e] Stars, eds. A.M. Hubert and C. Jaschek (Kluewer) p.277 (1998).
H.G.J.L.M. Lamers, F.-J. Zickgraf, D. De Winter, L. HOUZIAUX and
J. Zorec,
"An improved classification of B[ e] -type Stars",
A.&A., 340, 117 (1999).