Ruhyat, N. ., E. A. . Kosasih, W. Warjito, and I. . Imansyah. “Combination System of Spray Dryer and Low Evaporator Temperature Refrigeration for Drying Vitamine B1”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, vol. 55, no. 1, Dec. 2020, pp. 102-10, https://www.akademiabaru.com/submit/index.php/arfmts/article/view/2461.