TY - JOUR AU - Funabashi, S. AU - Pak, J. S. AU - Shin, Y. J. TI - On the normality of an almost contact $3$-structure on $QR$-submanifolds JO - Czechoslovak Mathematical Journal PY - 2003 SP - 571 EP - 589 VL - 53 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_2003__53_3_a6/ LA - en ID - CMJ_2003__53_3_a6 ER -