ZIA , Ishtiak Mohammad; HOSSAIN , Md. Siam; SAKRIO , Shanawas; ISLAM , Professor Dr. Mazharul. Design and Development of a Low-Cost Phototransistor-Based Pyranometer for Solar Resource Assessment. SciEn Conference Series: Engineering, Dhaka, Bangladesh, v. 4, p. 29–34, 2026. DOI: 10.38032/scse.2026.4.21. Disponível em: https://scienpg.com/scs/index.php/engineering/article/view/jea-2026-04-21. Acesso em: 5 aug. 2026.