Kumar, Ranjan and Mandal, Prabhat Kumar and Ghosh, Nilabjendu and Das, Arka Jyoti and Banerjee, Gautam (2023) Design of Stable Parallelepiped Coal Pillars Considering Geotechnical Uncertainties. Rock Mechanics and Rock Engineering , 56 (9). pp. 6591-6602. ISSN 0723-2632

Kumar, Ranjan and Das, Arka Jyoti and Mandal, Prabhat Kumar and Bhattacharjee, Rana and Tewari, Subhashish (2021) Probabilistic stability analysis of failed and stable cases of coal pillars. International Journal of Rock Mechanics and Mining Sciences , १४४. ISSN 1365-1609

Das, Arka Jyoti and Mandal, Prabhat Kumar and Kumar, Ranjan and Tewari, Subhashish (2021) Investigation of Failure Mechanism of Inclined Coal Pillars: Numerical Modelling and Tensorial Statistical Analysis with Field Validations. Rock Mechanics and Rock Engineering . ISSN 0723-2632

Kumar, Ranjan and Mandal, Prabhat Kumar and Das, Arka Jyot (2021) Evaluation of load transfer mechanism under axial loads in a novel coupler of dual height rock bolts. International Journal of Mining Science and Technology. ISSN 2095-2686

Kumar, Niraj and Kumar, Ranjan (2019) Stability Assessment of Old Underground Coal Mine Openings for the Safety of Overlying Railway Tracks. Journal of The Institution of Engineers (India): Series D, 100 (2). pp. 317-327. ISSN 2250-2122

Kumar, Ranjan and Mandal, Prabhat K and Singh, Awanindra P. and Kumar, Lalan and Singh, Satyendra K. (2019) Extraction of Deep-Seated Coal Deposits Using Emerging Underground Mining Methods. MGMI Transactions, 116. pp. 30-40.

Kumar, Niraj and Singh, Ajoy Kumar and Kumar, Ranjan and Sinha, A. (2018) In-Situ Stress Measurement in Raniganj Coalfield and Its Applications in Mine Stability Analysis. Indian Geotechnical Journal.

Kumar, Ranjan and Ghosh, A.K. (2017) Mines Systems Safety Improvement Using an Integrated Event Tree and Fault Tree Analysis. Journal of The Institution of Engineers (India): Series D, 98 (1). pp. 101-108. ISSN 2250-2122

Kumar, Ranjan (2015) Dynamic Hybrid Reliability Studies of a Decay Heat Removal System. International Journal of Reliability, Quality and Safety Engineering, 22 (4). pp. 1-17.

Kumar, Ranjan and Ghosh, A.K. (2014) The accident analysis of mobile mine machinery in Indian opencast coal mines. International Journal of Injury Control and Safety Promotion, 21 (1). pp. 54-60.

Kumar, Ranjan and Oraon, Sandip and Ghosh, A.K. (2012) Design and Implementation of Cleaner Mining Technology in Coal Mines. Journal of Mines, Metals & Fuels, 60 (6). pp. 115-118. ISSN 0022-2755

Kumar, Ranjan (2009) Optimal Multilevel redundancy allocation in series and series-parallel systems. Computers & Industrial Engineering, 57 (1). pp. 169-180. ISSN 0360-8352

Kumar, Ranjan (2009) Multi-objective hierarchical genetic algorithms for multilevel redundancy allocation optimization. Reliability Engineering & System Safety , 94 (4). pp. 891-904.

Kumar, Ranjan (2009) Optimal multilevel redundancy allocation in series and series–parallel systems. Computers & Industrial Engineering , 57 (1). pp. 169-180.

Kumar, Ranjan (2008) Multilevel Redundancy Allocation Optimization Using Hierarchical Genetic Algorithm. IEEE TRANSACTIONS ON RELIABILITY, 57 (8). pp. 650-661.

Kumar, Ranjan and Ghosh, A.K. (2005) Reliability centered maintenance (RCM) - a strategic tool of maintenance for hemm. Minetech, 26 (1). pp. 15-20. ISSN 0970-7204

Kumar, Ranjan and Prasad, Mohan and Ghosh, A.K. (2004) Water pollution externalities due to coal mining and its estimation. Minetech, 25 (6). pp. 47-52. ISSN 0970-7204