AVELINO B. FELICITAS, JR.; MATEO L. CABANTING, JR.; CONCEPCION B. AZARES. Existing Upland Farming Technology in Ilocos Sur. The Vector: International Journal of Emerging Science, Technology and Management (IJESTM), [S. l.], v. 7, n. 1, 1998. DOI: 10.69566/ijestm.v7i1.120. Disponível em: https://vector.unp.edu.ph/index.php/1/article/view/120. Acesso em: 13 nov. 2024.