ARDUINO-BASED MONITORING OF ACIDITY AND BASICITY IN MINERAL WATER, WELL WATER, AND DEPOT WATER. PILLAR OF PHYSICS, [S. l.], v. 18, n. 2, p. 71–80, 2025. DOI: 10.24036/00f77w85. Disponível em: https://pop.ppj.unp.ac.id/index.php/pop/article/view/16. Acesso em: 19 apr. 2026.