Nasr. H. El-Hammamy, Taher s. Kassem, and Aida. I. Kawana. 2010. “Electrical Conductance of Acetycholine Perchlorate in Tert-Butanol-Water Mixtures At 25ºC”. International Journal of Pharma and Bio Sciences 1 (2):1-6. https://ijpbs.net/index.php/journal/article/view/470.