Chattopadhyay, U.S. and Singh, K.M.P. and Charan, T. Gouri and Haldar, D.D. (2012) Effect of Washing High-Ash Indian Noncoking Coals on Combustion. International Journal of Coal Preparation and Utilization, 32 (2). pp. 69-79. ISSN 1939-2699

Haldar, D.D. and Charan, T. Gouri (2011) Characteristics and concepts of washing low volatile coking coals of jharia coalfields. Minetech, 32 (1). pp. 13-22. ISSN 0970-7204

Singh, K.M.P. and Chattopadhyay, U.S. and Charan, T. Gouri and Haldar, D.D. (2010) A Modified Godbert Apparatus for Determining Optimum Level of Beneficiation for Indian Non-Coking Coal for Power Generation. International Journal of Coal Preparation and Utilization, 30 (6). pp. 310-321. ISSN 1939-2699

Charan, T. Gouri and Chattopadhyay, U.S. and Singh, K.M.P. and Kabiraj, S. and Haldar, D.D. (2009) Pilot-scale Baum Jig Washing for Beneficiation of a High-Ash Indian noncoking Coal. International Journal of Coal Preparation and Utilization, 29 (3). pp. 130-139. ISSN 1939-2699

Singh, Ashok Kumar and Shukla, Niraj Kumar and Srivastava, S.K. and Haldar, D.D. (2009) Precautionary measures in determining volatile matter in natural coke washability fractions. International Journal of Coal Preparation and Utilization, 29 (1). pp. 34-47. ISSN 1939-2699

Kalyani, V.K. and Charan, T. Gouri and Haldar, D.D. and Sinha, A. (2008) Coal-fine beneficiation studies of a bench-scale water-only cyclone using artificial neural network. International Journal of Coal Preparation and Utilization, 28 (2). pp. 94-114. ISSN 1939-2699

Kalyani , V.K. and Chaudhuri, Sanjay and Charan, T. Gouri and Haldar, D.D. (2008) Study of a laboratory-scale froth flotation process using artificial neural networks. Mineral Processing and Extractive Metallurgy , 29 (2). pp. 130-142. ISSN 0882-7508