by Safaryan, F.P.
Published in Physics letters. A (10.05.1999)

by Safaryan, F.P.
Published in Physics letters. A (1999)

by Demirkhanyan, G.G., Harutyunyan, S.M., Kostanyan, R.B., Sanamyan, T.B., Safaryan, F.P.
Published in Optics communications (01.08.1986)

by Demirkhanyan, G.G., Harutyunyan, S.M., Kostanyan, R.B., Sanamyan, T.B., Safaryan, F.P.
Published in Optics communications (1986)

by Safaryan, F.P., Demirkhanyan, G.G.
Published in Solid state communications (01.10.1985)