S. Pirogov

Yakov Grigor'evich Sinai (on his sixtieth birthday)

L. Bunimovich, K. Khanin, S. Novikov, 1996 .

Яков Григорьевич Синай (к шестидесятилетию со дня рождения)@@@Yakov Grigor'evich Sinai (on his sixtieth birthday)

L. Bunimovich, K. Khanin, E. Dinaburg, 1996 .