Space time manifolds and contact structures

by K. L. Duggal
Published 1990-01-01

A New Class of Contact Pseudo Framed Manifolds with Applications

by K. L. Duggal
Published 2021-01-01

Totally umbilical CR-submanifolds of Semi-Riemannian Kaehler manifolds

by K. L. Duggal, R. Sharma
Published 1987-01-01

Hypersurfaces in a conformally flat space with curvature collineation

by K. L. Duggal, R. Sharma
Published 1991-01-01

Lightlike Submanifolds of Indefinite Sasakian Manifolds

by K. L. Duggal, B. Sahin
Published 2007-01-01

Screen conformal half-lightlike submanifolds

by K. L. Duggal, B. Sahin
Published 2004-01-01

Real hypersurfaces of indefinite Kaehler manifolds

by A. Bejancu, K. L. Duggal
Published 1993-01-01