Fernandez Vasquez , A. E., Rodriguez Julca , J. E., & Gomez Vasquez , E. E. (2024). Comparative study of costs of belts and trucks for the transportation of mineral in surface mining [Estudio comparativo de costos de fajas y camiones para el transporte de mineral en minera superficial]. Journal of Sciences and Engineering, 8(1), 1–5. https://doi.org/10.32829/sej.v8i1.203