TY - JOUR AU - V. P. Burskii AU - A. S. Zhedanov TI - Boundary value problems for string equation, Poncelet problem, and Pell--Abel equation: links and relations JO - Contemporary Mathematics. Fundamental Directions PY - 2006 SP - 5 EP - 9 VL - 16 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMFD_2006_16_a0/ LA - ru ID - CMFD_2006_16_a0 ER -