Rahmawati, Annisa Zalzabilla, Eko Purwanto, and Sundari Sundari. 2026. “Analysis and Design of a Stock and Sales Management System Using the FIFO Method at Pakis Medika Utama Pharmacy”. International Journal Software Engineering and Computer Science (IJSECS) 6 (2): 672-84. https://doi.org/10.35870/ijsecs.v6i2.7341.