1. Kirschner, M.J., Encyclopedia of industrial chemistry, Wiley-VCH, NewYork, 7th ed., 2007
2. Hansel, J.G., Encyclopedia of chemical technology, John Wiley and Sons, NewYork, 5th ed., 2001.
3. Ionic migration in ion-exchange membranes,,;Grubb WT;Journal of Physical Chemistry,1959
4. Carmo, M. Fritz, D. Mergel, J. Stolten, D., ،،A comprehensive review on PEM water electrolysis,,, International journal of hydrogen energy, vol 38, pp 4901–4934, 2013.
5. Batteries with solid ion exchange electrolytes. Secondary cells employing metal electrodes,,;Grubb WT;Journal of the Electrochemical Society,1959