Ypanaqué Arteaga, S. E. ., R. C. . Chucuya Huallpachoque, and L. . Esquivel Paredes. “Preventive Maintenance Toincrease the Availability and Reliability of a 50 Ton Crane”. INGnosis, vol. 3, no. 2, Dec. 2017, pp. 309-22, doi:10.18050/ingnosis.v3i2.2045.