MALLOPA, Nayna; FRANCISCO, Angelene; GALERO, Millen Grace; GALLARDO, Vanessa. Innovating Transmission Line Foundations in Mountainous Terrain: A Narrative Literature Review. JPAIR Multidisciplinary Research, Philippines, v. 65, n. 1, p. 11–27, 2026. DOI: 10.7719/jpair.v65i1.1011. Disponível em: https://philair.org/index.php/jpair/article/view/1011. Acesso em: 5 may. 2026.