1996 · K. V. Alikaeva, K. A. Burlov-Vasil'Ev, et al. · The scientific electronic library of periodicals of the National Academy of Sciences of Ukraine (National Academy of Sciences of Ukraine)
1995 · Аликаева, К.В., Барановский, Э.А., et al. · The scientific electronic library of periodicals of the National Academy of Sciences of Ukraine (National Academy of Sciences of Ukraine)