Chakravartty, J.K Optimization of hot workability and control of microstructure in Zirconium & Zirconium alloys using procesing maps - Bangalore IISc 1992 - xv, 81p - I.I.Sc., Dept of MET, Ph.D. Thesis . Zirconium, Zircaloy-2, Zr-2.5 Nb and Zr-2.5 Nb-0.5 Cu Dewey Class. No.: 673.735 / N92 "THESIS"