S. K. Patel and Ssn. Murty,"Economic designs of shewhart control chart for identifying type-1 causes in multiple stream processes : discontinuous model", in Proceedings of the 18th All India Manufacturing Technology Design and Research Conference, pp.425-430 1998 Inproceedings
S. K. Patel and S. S. Mahapatra,"Optimisation of EDM parameters using goal programming", in Proceedings of 38th congress of ISTAM, December 1993 Inproceedings