TY - JOUR AU - Huynh Mùi TI - Cohomology Operations Derived from Modular Invariants. JO - Mathematische Zeitschrift PY - 1986 SP - 151 EP - 164 VL - 193 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1986__193_173775/ ID - MZ_1986__193_173775 ER -