Topology of noncompact integrable Variants of Suslov Problem. - G. G. Okuneva; Tosiyasu L. Kunii; Yoshihisa Shinagawa (Int. J. Shape Model., 1994)

On interpolation in Manifolds. - G. G. Okuneva; Oleg G. Okunev; Karol Myszkowski; Tosiyasu L. Kunii (Int. J. Shape Model., 1996)