1. A. Prokhorov, L. F . Chernush, T. N . Melnik, R. Minikayev, A. Mazur, V. Babin, M. Nikl, J. Lančok, A. D. Prokhorov
    Optical and magnetic properties of the ground state of Cr3+ doping ions in REM3(BO3)4 single crystals
    Scientific Reports 9 (2019) 12787(1)-12787(12).
  2. A. Prokhorov, L.F. Chernush, R. Minikayev, J. Lančok, A.D. Prokhorov
    EPR Study of Chromium Ions Doped Gallium Borate
    Acta Physica Polonica A 136 (2019) 947-951.