Desnanjaya, I Gusti Made Ngurah, 		Ariana, A A Gede Bagus, 		Nugraha, I Made Aditya, AND 		Adnyana, I Gede.
" Sistem Informasi Persuratan Berbasis Web dan SMS Gateway" <em>INFORMAL: Informatics Journal</em> [Online], Volume 7 Number 1 (30 April 2022)