Zainal Abidin, A. S., Kifli, M. Z., Jamali, A. ., Muslimen, R. ., & Ahmadi, R. . (2020). Development of Black Pepper Rotary Drum Dryer System. International Journal of Integrated Engineering, 12(7), 11-19. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/6596