ALDY HIMAWAN NUARI S; UMI CHOTIJAH. PENERAPAN METODE WATERFALL PADA SISTEM INFORMASI PELAYANAN JASA UJI LABORATORIUM KIMIA. JURNAL EKONOMI, SOSIAL & HUMANIORA, [S. l.], v. 5, n. 02, p. 1–6, 2023. Disponível em: https://www.jurnalintelektiva.sthf.ac.id/index.php/jurnal/article/view/990. Acesso em: 3 jun. 2026.