TY CONF TI Behavior of sectorial instabilities depending on the parameters of the generalized model of a self-gravitating disk KW galaxies: evolution KW formation KW kinematics and dynamics KW structure JO Modern astronomy: from the Early Universe to exoplanets and black holes AU Nuritdinov, S.. AU Mirtadjieva, K.. PY 2024 PB Special Astrophysical Observatory of the Russian Academy of Sciences