TY - JOUR AU - R. K. Romanovskii TI - On Riemann matrices of the first and second kind JO - Doklady Akademii Nauk PY - 1982 SP - 557 EP - 560 VL - 267 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1982_267_3_a9/ LA - ru ID - DAN_1982_267_3_a9 ER -