Malik, N., Khan, A. U., Naqvi, S., & Arfin, T. (2016). 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(4), 168–177. https://doi.org/10.6000/1929-5030.2016.05.04.2