PUTĀNS, Henriks; ZAGORSKA, Viktorija; ZIEMELIS, Imants; JESKO, Zanis. Research On Solar Energy Collector With Cell Polycarbonate Absorber. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 213–219, 2015. DOI: 10.17770/etr2011vol1.914. Disponível em: https://journals23.rta.lv/index.php/ETR/article/view/914.. Acesso em: 3 dec. 2024.