TY - JOUR AU - Bl. Sendov AU - P. Marinov TI - Orthonormal Systems of Fractal Functions JO - Mathematica balkanica PY - 1997 SP - 169 VL - 11 IS - 1-2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MABA_1997_11_1-2_a17/ ID - MABA_1997_11_1-2_a17 ER -