ON SPECIAL FINITE DIFFERENCE APPROXIMATIONS FOR SOLVING SECOND ORDER DIFFERENTIAL EQUATIONS. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 2, p. 143–149, 2024. DOI: 10.17770/etr2024vol2.8020. Disponível em: https://archive-journals.rtu.lv/etr/article/view/4765.. Acesso em: 11 mar. 2026.