Величко:

W. H. Kraan, L. A. Akselrod, Yu. O. Chetverikov, S. V. Grigoriev, E. V. Moskwin, V. V. Piyadov, Kyaw Thu Set, A. A. Sumbatyan, E. V. Velichko, and V. N. Zabenkin Journal of Surface Investigation. X-ray, ...
V. Ukleev, R. Moubah, D. Baranov, S. V. Gastev, B. Krichevtsov, E. Velichko, N. Kulesh, Yu. Chetverikov, S. V. Grigoriev Journal of Superconductivity and Novel Magnetism, 28, Issue 12 (2015), ...