PORTILLA CASTAÑEDA, Miguel Ricardo; TEJADA MALÓN, Norbil Jesús; FLORES BUSTAMANTE, Alexis. Geological study and characterization of septary concretions in the Aguas Calientes area, Eduardo Villanueva, San Marcos, Cajamarca 2025. LACCEI, [S. l.], v. 1, n. 14, 2026. DOI: 10.18687/LACCEI2026.1.1.2321. Disponível em: https://proceedings.laccei.org/index.php/laccei/article/view/7815. Acesso em: 3 oct. 2026.