RT Journal Article T1 Topological properties of projectively parallelizable manifolds A1 Valdés Morales, Antonio PB "Al.I. Cuza" University of Iasi. Faculty of Mathematics SN 0041-9109 YR 1992 FD 1992 LK https://hdl.handle.net/20.500.14352/58679 UL https://hdl.handle.net/20.500.14352/58679 DS Docta Complutense RD 15 abr 2025