TY - JOUR AU - Kamishima, Yoshinobu AU - Tsuboi, Takashi TI - CR-structure on Seifert manifolds. JO - Inventiones mathematicae PY - 1991 VL - 104 IS - 1 SP - 149 EP - 164 KW - nondegenerate CR-structure; spherical CR-manifold; Seifert manifold UR - http://eudml.org/doc/143877 ER -