VOLTAGE REGULATORS FOR LOCAL HEATING OF PIGLETS. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 1, p. 229–235, 2001. DOI: 10.17770/etr2001vol1.1967. Disponível em: https://archive-journals.rtu.lv/etr/article/view/3471.. Acesso em: 11 mar. 2026.