TY - JOUR AU - Hiroshi Endo TI - On an extended contact Bochner curvature tensor on contact metric manifolds JO - Colloquium Mathematicum PY - 1993 SP - 33 EP - 41 VL - 65 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-65-1-33-41/ DO - 10.4064/cm-65-1-33-41 LA - en ID - 10_4064_cm_65_1_33_41 ER -