TY - JOUR AU - N. Memic TI - Multiplicative Systems on Ultra-Metric Spaces JO - Mathematica balkanica PY - 2010 SP - 275 VL - 24 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_2010_24_3-4_a7/ ID - MABA_2010_24_3-4_a7 ER -