TY - JOUR AU - M. V. Babich TI - Symmetries of the 4-matrices Schlesinger system JO - Zapiski Nauchnykh Seminarov POMI PY - 2000 SP - 92 EP - 108 VL - 269 UR - http://geodesic.mathdoc.fr/item/ZNSL_2000_269_a6/ LA - ru ID - ZNSL_2000_269_a6 ER -