Research interest:

• Underground mine development system optimization;
• Underground mine production planning;
• Multi-criteria decision making;
• Graph theory; Fuzzy set theory;
• Stochastic differential equations;
• Forecasting methods; Simulation and modeling.

Academic and professional recognition/research activities and public services:

1. Program Committee member

• IEE International conference on Grey systems and Intelligent services, 08.08-11.08.2017 Stockholm, Sweden, Organized by Journal of Grey System;
• 3rd Virtual International Conference on Science, Technology, and Management in Energy, October 19-20, 2017, Niš, Organized by Research and Development Center ALFATEC in cooperation with Mathematical Institute SASA, and Complex Systems Research Centre - COSREC;
• The 8th International Conference on Time Series and Forecasting (ITISIE 2022), June 27-30, 2022, in Gran Canaria (Spain).

 2. Member of the Executive board

• National Petroleum Committee of Serbia, World Petroleum Council.

3. Reviewer for the following journals

• Computers and Geosciences, Publisher, Elsevier;
• Remote Sensing, Publisher, MDPI;
• Resources Policy, Elsevier;
• Journal of the Operational Research Society, Publisher, Palgrave Macmillan;
• International Journal of Information Technology & Decision Making, Publisher, World Scientific;
• Neural Computing and Applications, Publisher, Springer;
• SIMULATION, Transaction of The Society for Modeling and Simulation International, Publisher, SAGE Publications;
• Axioms, Publisher, MDPI;
• Mining Science, Faculty of Geoengineering, Mining and Geology, Wroclaw University of Technology;
• International Journal of Mining and Mineral Engineering, Publisher, Inderscience;
• Underground Mining Engineering, University of Belgrade, Faculty of Mining and Geology.

4. Public services

• 2012–2015 – Head of the Chair of Underground Mining, Faculty of Mining and Geology;
• 2015–2018 – Vice Dean-Scientific research, Faculty of Mining and Geology;
• 2018–2021 – Dean, Faculty of Mining and Geology;
• 2021 – Head of the Chair of Underground Mining, Faculty of Mining and Geology.

The main publications:

• Ratković J., Polomčić D., Gligorić Z., Bajić D. Imputing missing data using grey system theory and the biplot method to forecast groundwater levels and yields. Geologia Croatica. 2022;75(2):235–247. https://doi.org/10.4154/gc.2022.14;
• Urošević K., Gligorić Z., Miljanović I., Beljić Č., Gligorić M. Novel methods in Multiple Criteria Decision-Making Process (MCRAT and RAPS) – application in the mining industry. Mathematics. 2021;9(16):1980. https://doi.org/10.3390/math9161980;
• Crnogorac L., Tokalić R., Gligorić Z. et al. Gate road support deformation forecasting based on multivariate singular spectrum analysis and fuzzy time series. Energies. 2021;14(12):3710. https://doi.org/10.3390/en14123710;
• Gligoric Z., Gligoric M., Dimitrijevic B., et al. Model of room and pillar production planning in small scale underground mines with metal price and operating cost uncertainty. Resources Policy. 2020;65:101235. https://doi.org/10.1016/j.resourpol.2018.07.011;
• Gligorić Z., Gligorić M., Halilović D. et al. Hybrid Stochastic-grey model to forecast the behavior of metal price in the mining industry. Sustainability. 2020;12(16):6533. https://doi.org/10.3390/su12166533;
• Polomčić D., Gligorić Z., Bajić D. et al. Multi-criteria fuzzy-stochastic diffusion model of groundwater control system selection. Symmetry. 2019;11(5):705. https://doi.org/10.3390/sym11050705;
• Gligoric M. V., Gligoric Z. M., Beljic C. R. et al. Long-term room and pillar mine production planning based on fuzzy 0-1 linear programing and multicriteria clustering algorithm with uncertainty. Mathematical Problems in Engineering. 2019;2019:3078234. https://doi.org/10.1155/2019/3078234;
• Gligorić Z., Savić S. Š., Grujić A. et al. Short-term electricity price forecasting model using interval-valued autoregressive process. Energies. 2018;11(7):1911. https://doi.org/10.3390/en11071911;
• Polomčić D., Gligorić Z., Bajić D., Cvijović Č. A hybrid model for forecasting groundwater levels based on fuzzy C-mean clustering and singular spectrum analysis. Water. 2017;9(7):541. https://doi.org/10.3390/w9070541;
• Gligorić M., Gligorić Z., Beljić Č. et al. Multi-attribute technological modeling of coal deposits based on the fuzzy TOPSIS and C-mean clustering algorithms. Energies. 2016;9(12):1059. https://doi.org/10.3390/en9121059;
• Strbac-Savic S., Nedeljkovic-Ostojic J., Gligoric Z. et al. Operational efficiency forecasting model of an existing underground mine using grey system theory and stochastic diffusion processes. Mathematical Problems in Engineering. 2015;2015:610307. http://dx.doi.org/10.1155/2015/610307;
• Gligorić Z., Beljić Č., Gluščević B., Cvijović Č. Underground lead-zinc mine production planning using fuzzy stochastic inventory policy. Archives of Mining Sciences. 2015;60(1):73–92, https://doi.org/10.1515/amsc-2015-0006;
• Kostović M., Gligorić Z. Multi-criteria decision making for collector selection in the flotation of lead-zinc sulfide ore. Minerals Engineering. 2015;74:142–149. https://doi.org/10.1016/j.mineng.2014.07.019;
• Gligorić Z., Kričak L., Beljić Č. et al. Evaluation of underground zinc mine investment based on fuzzy-interval grey system theory and geometric brownian motion. Journal of Applied Mathematics. 2014;2014:914643. http://dx.doi.org/10.1155/2014/914643;
• Gligorić Z., Beljić Č., Jovanović S., Cvijović Č. Optimization of underground mine development system using fuzzy shortest path length algorithm. Journal of the Chinese Institute of Engineers. 2014;37(8):965–982. https://doi.org/10.1080/02533839.2014.912772;
• Jovanović S., Gligorić Z., Beljić C. et al. Fuzzy model for selection of underground mine development system in a bauxite deposit. Arabian Journal for Sciences and Engineering. 2014;39:4529–4539. https://doi.org/10.1007/s13369-014-1173-9;
• Gligorić Z., Beljić Č., Gluščević B., Jovanović S. Hybrid model of evaluation of underground lead-zinc mine capacity expansion project using Monte-Carlo simulation and fuzzy numbers. Simulation. 2011;87(8):726–742. https://doi.org/10.1177/0037549711410902;
• Gligorić Z., Beljić Č., Simeunović V. Shaft location selection at deep multiple orebody deposit by using TOPSIS method and network optimization. Expert Systems with Application. 2010;37(2):1408–1418. https://doi.org/10.1016/j.eswa.2009.06.108;
• Gligorić Z., Beljić Č., Čokorilo V., Dragosavljević Z. Simulation model-support to investment decision making in the coal industry. Thermal Science. 2010;14(3):835–844, https://doi.org/10.2298/TSCI091030008G.