Four-Dimensional Semi-Riemannian Szabó Manifolds

by Abdoul Salam Diallo, Punam Gupta
Published 2020-01-01

Index of Quasiconformally Symmetric Semi-Riemannian Manifolds

by Mukut Mani Tripathi, Punam Gupta, Jeong-Sik Kim
Published 2012-01-01

Doubly Semiequivelar Maps on Torus and Klein Bottle

by Anand K. Tiwari, Amit Tripathi, Yogendra Singh, Punam Gupta
Published 2020-01-01