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Ghosh A., Bhattacharjee, A. and Ray S.C., Mineral Resources Engineering, Vol.7, No.2, 1998.
Samanta, B., Bhattacharjee, A. and Ray S.C.1 1998, "A statistical quality control model for surface mine operations", Proceedings of the International Conference on Opencast Mining, Calcutta, July 09-11, pp.307-320.

Bhattacharjee, A., Kumar S., 1998, "Pit optimisation - a new approach through genetic algorithms", Proceedings of the National Seminar on Outlook for fossil fuels, non-metallic mining and mineral based industries, Chennai, Aug. 20-21, 1998, pp.27-32.

Bhattacharjee, A. and Ray S.C., 1997, "Accident analysis and prevention: a model", Proceedings of the national seminar on FOSM1N, Chennai, August 20-21, 1998, pp.60-64.

Maiti, J., Bhattacharjee, A. and Ray S.C., 1997, "Safety performance analysis of coal mines - a necessity for survival", Proceedings of the national conference on Mining Engineering - survival codes for the future, Calcutta, December 19-20, 1997.