Ispadilla Utami, Umrah, Adi Candra, and Andi Nurul Faizah. 2024. “WEB-BASED LETTER SERVICE INFORMATION SYSTEM AT MATEKKO VILLAGE OFFICE”. Journal Informatika, Multimedia, and Infomation 2 (2):14-31. https://doi.org/10.61912/lajutek.v2i2.104.