Al Anas, G.Y. and Supriyanto, E. 2025. Development of an Online Registration System for Loss Recommendation Letters at Temanggung Police Department. International Journal Software Engineering and Computer Science (IJSECS). 5, 1 (Apr. 2025), 345–356. DOI:https://doi.org/10.35870/ijsecs.v5i1.3691.