MAMIKONYAN, H. A. LYAPUNOV FUNCTION OF SEMI-GROUPS GENERATED BY A CLASS OF SOBOLEV TYPE EQUATIONS. Proceedings of the YSU A: Physical and Mathematical Sciences, Yerevan, Armenia, v. 42, n. 3 (217), p. 3–9, 2023. DOI: 10.46991/PYSU:A/2008.42.3.003. Disponível em: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol42_no3_2008_p003-009. Acesso em: 22 jul. 2024.