TY - JOUR AU - Perrone, Domenico TI - Curvature of K-contact Semi-Riemannian Manifolds JO - Canadian mathematical bulletin PY - 2014 SP - 401 EP - 412 VL - 57 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2013-016-7/ DO - 10.4153/CMB-2013-016-7 ID - 10_4153_CMB_2013_016_7 ER -