Catedral, M. D., 		Tapia, A. K. G., 		Sarmago, R. V., 		Tamayo, J. P., AND 		del Rosario, E. J..
" Effect of Dopant Ions on the Electrical Conductivity and Microstructure of Polyaniline (Emeraldine Salt)" <em>Science Diliman: A Journal of Pure and Applied Sciences</em> [Online], Volume 16 Number 2 (10 July 2007)