TY - JOUR AU - Yu. Yu. Berest AU - A. P. Veselov TI - Hadamard's Problem and Coxeter Groups: New Examples of Huygens' Equations JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1994 SP - 3 EP - 15 VL - 28 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1994_28_1_a0/ LA - ru ID - FAA_1994_28_1_a0 ER -