Malik, Nazia, Azhar U. Khan, Saeeda Naqvi, and Tanvir Arfin. “Ultrasonic Investigation of α-Amino Acids With Aqueous Solution of Urea at Different Temperatures: A Physicochemical Study”. Journal of Applied Solution Chemistry and Modeling 5, no. 4 (December 9, 2016): 168–177. Accessed November 6, 2024. https://mail.lifescienceglobal.com/pms/index.php/JASCM/article/view/4259.