ANALYSIS OF LEAD RUBBER BASE ISOLATION AND FRICTION PENDULUM SYSTEM OF G+12 BUILDING USING ETABS SOFTWARE. International Journal of Engineering Research and Science & Technology, [S. l.], v. 21, n. 3 (1), p. 791–796, 2025. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/1306. Acesso em: 23 jun. 2026.