Toraman, S. and Şensöğüt, C. 2024. Evaluation of the Performance of Drilling Machines in the Aegean Lignite Corporation (Türkiye) by Analytical Hierarchy Process (AHS) and TOPSIS Method: Evaluation of the Performance of Drilling Machines in the Aegean Lignite Corporation (Türkiye) by Analytical Hierarchy Process (AHS) and TOPSIS Method. International Journal of Economic and Environmental Geology. 14, 2 (Jan. 2024), 22–26. DOI:https://doi.org/10.46660/ijeeg.v14i2.133.