TY - JOUR AU - Ferenc Móricz TI - Multiple conjugate functions and multiplicative Lipschitz classes JO - Colloquium Mathematicum PY - 2009 SP - 21 EP - 32 VL - 115 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm115-1-3/ DO - 10.4064/cm115-1-3 LA - en ID - 10_4064_cm115_1_3 ER -