1. Lele, P.P. ‘([A-Z])yperthermia by Ultrasound’. Proc. Int. Sym. on Cancer therapy by Hyperthermia and radiation, April 28–30, 1975, Washington (168–177).
2. ‘Ultrasound for the induction of localised hyperthermia’;Hann;Int. Rad. Onc. Bio. Phys.,1977
3. Prakash, O. ‘([A-Z])pproche experimentale de l'hyperthermie induite par ultrasons et par microondes dans des milleux biologiques’. Thesis, University of Nancy (1979).
4. ‘Chemical and biological effects of Ultrasonic radiation’;Szent-Gyorgyi;Nature,1933
5. ‘Cancer therapy with Ultrasound. A historical review’;Kremkau;J. Clin, Ultrasound,1979