P.  Ganguly, Kulkarni, B. S., and Pal, S., ?Bond length variations: electron number profiles and transferable atomic sizes?, Journal of Molecular Structure, vol. 936, no. 1-3, pp. 1-8, 2009.

S. V.  Shedge, Joshi, S. P., and Pal, S., ?Behaviour of density functional theory for electric response properties at distorted geometries of molecules?, Theoretical Chemistry Accounts, vol. 131, no. 2, p. 1094, 2012.