TY - JOUR AU - Hiroshi Endo TI - On invariant submanifolds in almost cosymplectic manifolds JO - Colloquium Mathematicum PY - 1989 SP - 69 EP - 72 VL - 57 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-57-1-69-72/ DO - 10.4064/cm-57-1-69-72 LA - en ID - 10_4064_cm_57_1_69_72 ER -