Russian Mathematics (Iz. VUZ) №6, 1998

K.V.Andreyev. On the intrinsic geometries of the manifold of planar generators of six-dimensional quadric
R.F.Bilyalov and B.S.Nikitin.  Spinors in terms of arbitrary frames. Covariant derivative and the Lie derivative of spinors
V.V.Vishnevskii. A manifold with a pair of commutative semitangent structures
R.A.Wolak. On leaves of the Lagrangian foliations
S.G.Leiko. The $P$-geodesic transformations of tangent bundles, induced by concircular transformations of base manifold, and their groups
V.A.Mirzoyan. On a certain class of submanifolds with parallel higher order fundamental form
M.Prvanovich. On totally umbilical submanifolds immersed in a weakly symmetric Riemannian manifold
B.A.Rozenfel'd. The group-theoretic sense of Neifel'd spaces
K.V.Semyonov. On the geometry of the third order evolutionary equation
I.G.Shandra. On the geometry of the tangent bundle over a manifold with a pseudo-connection and antiquaternionic $f$-structures
A.Szybiak. Infinitesimal equations for second order Grassmannians
M.A.Cheshkova. On the geometry of central projection of $n$-surface in the Euclidean space $E^{n+m}$