Kholifa, Mahmud. 2021. “Manfaat Larutan Kumur Ekstrak Etanol Biji Delima (Punica Granatum L) 4% Dalam Meningkatkan PH Saliva”. Prosiding University Research Colloquium, May, 264-68. https://repository.urecol.org/index.php/proceeding/article/view/1331.