TY - JOUR AU - I. N. Sergeev TI - A formula for the minorant of one of the Lyapunov exponents JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1999 SP - 22 EP - 29 IS - 4 UR - http://geodesic.mathdoc.fr/item/VMUMM_1999_4_a4/ LA - ru ID - VMUMM_1999_4_a4 ER -