by BARBERI, R, DOZOV, I, GIOCONDO, M, IOVANE, M, MARTINOT-LAGARDE, P, STOENESCU, D, TONCHEV, S, TSONEV, L. V
Published in The European physical journal. B, Condensed matter physics (01.11.1998)

by Tsonev, L V, Popov, E K, Hoose, J, Sabeva, M L
Published in Applied optics (2004) (01.09.1992)

by Popov, E.K., Tsonev, L.V., Loewen, E.G.
Published in Optics communications (15.01.1991)

by Tsonev, L.V., Kolev, D.Z.
Published in Archaeoastronomy and ancient technologies (01.12.2013)

by TSONEV, LYUBOMIR V., PETROV, MINKO P.
Published in Liquid crystals (01.06.1998)