TY - JOUR AU - M. I. Zelikin TI - On the theory of the matrix Riccati equation JO - Sbornik. Mathematics PY - 1992 SP - 341 EP - 354 VL - 73 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1992_73_2_a2/ LA - en ID - SM_1992_73_2_a2 ER -