ABDALLA MILAD FARAJ; MUSBAH AL-MAHDI AL-JADI; AHMED SAED ISHLEEBTAH. Water Pressure Switch Design Using 555 Timer. African Journal of Advanced Pure and Applied Sciences , [S. l.], v. 4, n. 1, p. 70–77, 2025. DOI: 10.65418/ajapas.v4i1.1089. Disponível em: https://aaasjournals.com/index.php/ajapas/article/view/1089. Acesso em: 24 jan. 2026.