Chongchitpaisan, Pornchai, and Supattarachai Sudsawat. “A Review on Screw Conveyors for Bulk Materials in Various Applications”. Engineering and Technology Horizons 39, no. 2 (June 30, 2022): 1–12. Accessed May 8, 2024. https://ph01.tci-thaijo.org/index.php/lej/article/view/247639.