by Novikov, Vadim A | Bezrodnyy, Dmitriy A | Voytsekhovskiy, Alexander V | Dvoretsky, Sergei A | Mikhailov, Nikolay N | Grigoryev, Denis V.
by Брудный, Павел Александрович.
by Shmargunov, A. V | Bozhkov, V. G | Novikov, Vladimir A.