共 50 条
- [4] On Pseudo-Riemannian Manifolds Whose Ricci Tensor is Parallel [J]. Geometriae Dedicata, 2001, 86 : 1 - 18
- [5] TENSOR OF CONFORMAL CONFORMITY OF RIEMANNIAN MANIFOLDS [J]. IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA, 1977, (04): : 115 - 120
- [9] Eigenvalue problems on Riemannian manifolds with a modified Ricci tensor [J]. Annals of Global Analysis and Geometry, 2014, 46 : 63 - 74