Aribowo, S., Soedarsono, J., Simanullang, S. M., Oktora, A., Warneri, W., Riastuti, R. and Kaban, A. (2026) “Unveiling the root cause failure 3-1/2" parted drill in onshore environment”, Eastern-European Journal of Enterprise Technologies, 1(1 (139), pp. 59–69. doi: 10.15587/1729-4061.2026.352272.