Ismail, Farah Sakinah, and Alias Masek. “Automatic Temperature Control System for Gray Oyster Mushroom Block Steamer”. Research and Innovation in Technical and Vocational Education and Training, vol. 1, no. 2, Sept. 2021, pp. 057-65, https://publisher.uthm.edu.my/periodicals/index.php/ritvet/article/view/1671.