RITTIRUT, W., & SIRIPATANA, C. (2011). Effect of the Shape Factor as an Input Variable on the Extraction Process for a Reversing Continuous Countercurrent Extractor. Walailak Journal of Science and Technology (WJST), 7(2), 141–153. Retrieved from https://wjst.wu.ac.th/index.php/wjst/article/view/38