TY - JOUR AU - B. Kh. Kirshtein TI - A property of modular functions that are constructed by means of the discriminant JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1974 VL - 29 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1974_29_5_a14/ LA - ru ID - RM_1974_29_5_a14 ER -