MAI HUONG, Hoang; THI NHUNG, Nguyen. DIFFERENTIAL VARIATIONAL INEQUALITIES VIA THE EXTENDED LASALLE’S INVARIANCE PRINCIPLE APPROACH. HNUE Journal of Science: Journal of Natural Sciences, [S. l.], v. 70, n. 4, p. 32–42, 2025. DOI: 10.18173/2354-1059.2025-0052. Disponível em: https://hnuejs.edu.vn/ns/article/view/1135. Acesso em: 11 jul. 2026.