Cochran Chieftain Mark 4 Steam Boiler Control System Revised Design and Construction. Journal of Science and Technology, [S. l.], v. 15, n. 2 & 3, 2016. DOI: 10.4314/just.v15i2 & 3.939. Disponível em: https://journal.knust.edu.gh/index.php/just/article/view/939. Acesso em: 11 jun. 2026.