Ikasari, Endang Diyah, Intan Martha Cahyani, and aulia wulandari. 2018. “Physical Characteristics and Stability Mucoadhesive Microgranules of Ranitidine HCL With Aloe Vera Powder Polymer and Carbopol 934P in Temperature 2 Degrees Celcius and 25 Degrees Celcius”. REPOSITORY STIFAR, May. https://repository.stifar.ac.id/Repository/article/view/69.