Zainal, Z., Burhanuddin, A., & Bilang, M. (2015). The Effect of Soy Milk Powder Substitution on Physical and Organoleptic Characteristics of Chocolate Bar for Lactose-Intolerant People. International Journal of Sciences: Basic and Applied Research (IJSBAR), 24(3), 173-179. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/4681