1. V.V. Laguta, T.V. Antimirova, M.D. Glinchuk, I.P. Bykov, J. Rosa, L. Jastrabík, K.L. Soukup, Y. Wanzong, Z. Jianzong, L. Gaomin
    Distortion of oxygen octahedron in antiferroelectric PbZrO3: ESR evidence
    J. of the Korean Phys. Soc. 32 (1998) S700-S702
  2. M. Nesladek, L.M. Stals, A. Stesmans, K. Iakoubovskij, G.J. Adriaenssens, J. Rosa, M. Vanecek
    Dominant defect levels in diamond thin films: A photocurrent and electron paramagnetic resonance study.
    Applied physics letters, Vol. 72, N. 25, (1998), p. 3306-3308.
  3. J. Rosa, J. Pangrac, M. Vanecek, V. Vorlicek, M. Nesladek, K. Meykens, C. Quaeyhaegens, L.M. Stals
    Simultaneous characterizarion of defect states in CVD diamond by PDS, EPR, Raman and photocurrent spectroscopies.
    Diamond and Related Materials 7 (1998), p. 10448-1053.
  4. V.V. Laguta, M.I. Zaritskii, M.D. Glinchuk, I.P. Bykov, J. Rosa, L. Jastrabík
    Symmetry-breaking Ta4+ centers in KTaO3.
    Physical Review B, Volume 58, Number 1, (1998), p. 156-163.
  5. V.V.Laguta, J. Rosa, M. Zaritskii, M. Nikl. Y. Usuki
    Polaronic WO centres in PbWO4 single crystals.
    J. Phys. Condens. Matter 10 (1998), p. 7293-7302.