KESUMA, Mezan El-Khaeri; GUNAWAN, Indra; RIDHO SETIAWAN, M. Alif. CUSTOMER SERVICE CHAT APPLICATION DESIGN RADEN INTEN II AIRPORT, LAMPUNG. Ultimatics : Jurnal Teknik Informatika, [S. l.], v. 17, n. 2, p. 241–249, 2026. DOI: 10.31937/ti.v17i2.4357. Disponível em: https://ejournals.umn.ac.id/index.php/TI/article/view/4357. Acesso em: 26 jan. 2026.