Siregar, Saidi Ramadan, and Pristiwanto Pristiwanto. “Build Data Backup With Nextcloud Based Infrastucture As A Service (IAAS) Concept on Budi Darma University”. The IJICS (International Journal of Informatics and Computer Science) 5, no. 1 (March 29, 2021): 95–101. Accessed October 27, 2025. https://ejurnal.stmik-budidarma.ac.id/index.php/ijics/article/view/2975.