Innu, P., N. Somfan, S. Vivek, S. Pongpimol, and P. Sa-adchom. “Effect of Drying Temperature Level on Vacuum Drying of Okra Combined with Far-infrared Radiation”. RMUTP Research Journal Sciences and Technology, vol. 18, no. 1, June 2024, pp. 67-78, doi:10.14456/jrmutp.2024.7.