Van Hung Pham, Kim Khanh Nguyen and Thi Lan Phi Nguyen 2018. Optimisation of heat-moisture treatment conditions for producing high amounts of resistant starches from purple sweet potato and yam starches using response surface methodology. Vietnam Journal of Science, Technology and Engineering. 60, 4 (Dec. 2018), 8-14. DOI:https://doi.org/10.31276/VJSTE.60(4).08-14.