JOSEF VILL S. VILLANUEVA, WINSTON GOMEZ, MARILOU TOMENTOS, JEYZIEL JOY B. JABEL. EMPOWERING WATER ACCESS THROUGH SUSTAINABLE ENGINEERING: A RAM PUMP SYSTEM FOR BARANGAY TUBTUBON, SIBULAN, NEGROS ORIENTAL, PHILIPPINES. TPM – Testing, Psychometrics, Methodology in Applied Psychology, [S. l.], v. 32, n. S6(2025): Posted 15 Sept, p. 1515–1519, 2025. Disponível em: https://tpmap.org/submission/index.php/tpm/article/view/2082. Acesso em: 26 oct. 2025.