ปานนิ่ม ป., อึ้งเจริญทรัพย์ ก., & ภิรมย์นก ณ. (2016). The Development of Mobile Learning Application via Android Operating System on the Topic of Digestive System Science Learning Area for Mathayomsuksa 2nd Students . Progress in Applied Science and Technology, 6(2), 73–83. Retrieved from https://ph02.tci-thaijo.org/index.php/past/article/view/243142