PERIODIC-SOLUTIONS TO LINEAR DIFFERENCE SYSTEMS WITH SMALL DIFFERENCE Article ROZHKOV V.I., KOROLEV M.F. Doklady Akademii nauk SSSR. Mezhdunarodnaya Kniga, Moscow, Russian Federation. Vol. 237. 1977. P. 35-38
AEROELASTIC STABILITY OF A LAMINATED ROD ON SPRING SUPPORTS Article SMIRNOV A.I., ALIKHASHKIN J.I. Doklady Akademii nauk SSSR. Mezhdunarodnaya Kniga, Moscow, Russian Federation. Vol. 235. 1977. P. 783-785