K. P.  Sharma, Aswal, V. K., and Kumaraswamy, G., ?Adsorption of nonionic surfactant on silica nanoparticles: structure and resultant interparticle interactions?, Journal of Physical Chemistry B, vol. 114, no. 34, pp. 10986-10994, 2010.

K. P.  Sharma, Choudhury, C. Kumar, Srivastava, S., Davis, H. C., Rajamohanan, P. R., Roy, S., and Kumaraswamy, G., ?Assembly of polyethyleneimine in the hexagonal mesophase of nonionic surfactant: effect of pH and temperature?, Journal of Physical Chemistry B, vol. 115, no. 29, pp. 9059-9069, 2011.