1. Radiation damage to the specific heat of Tl-superconductors;De;Ind. J. Phys.,1995
2. De, U., Sanyal, D., Banerjee, D. and Bhattacharya, R. (1995b) Solid State Physics (India), Proc. of the Annual Department of Atomic Energy Symp. organized by the Bhaba Atomic Research Centre, BARC, Bombay, Vol. 38C, p. 346
3. Complex variation of electron momentum distribution in (Bi, Pb)-2223 oxides across the superconducting transition;De;Phys. Lett.,1996
4. Hautojarvi, P. (Ed.) (1979) Positrons in Solids. Springer-Verlag, Berlin
5. Local charge density change and superconductivity: A positron study;Jean;Phys. Rev. Lett.,1990