TY - JOUR AU - A. F. Lavrik TI - Arithmetical equivalents of functional equations of Riemannian type JO - Informatics and Automation PY - 1991 SP - 213 EP - 221 VL - 200 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1991_200_a19/ LA - ru ID - TRSPY_1991_200_a19 ER -