Guevara Lopez, Iván José, and Ferrer Canaza Rojas. “Estimation of the Dry Density of a Granular Backfill Using the Dynamic Cone Penetrometer”. Gaceta Técnica 24, no. 2 (July 24, 2023): 77-91. Accessed May 18, 2024. https://revistas.uclave.org/index.php/gt/article/view/4514.