R. MUSTARICHIE, D. GOZALI, and Y. HERDIANA, “FORMULATION A CIPROFLOXACIN HYDROCHLORIDE EXTENDED-RELEASE TABLET WITH COMBINATION OF HYDROXYPROPYL METHYLCELLULOSE (HPMC) K100M AND HYDROXYPROPYL METHYLCELLULOSE (HPMC) K4M BY DIRECT COMPRESSION METHOD”, Int J App Pharm, vol. 12, no. 1, pp. 25–30, Jan. 2020.