1990 SINGH, Digvijai (b. 1934) PhD,FNA,FASc,FNAE, Formerly Vice-Chancellor, University of Roorkee; Director, IIT, Roorkee; Res. 1002-Sunbreeze Apartments, Tower – B, Vaishali, Sector V – Plot 3, Ghaziabad – 201010; Tel: (0120) 4127783(R); Email: ; Sp. Dynamics of Mechanical Systems/Tribology.