RAVI KUMAR, Y., P. YADAGIRI SWAMY, and G. VEERABHADRAM. 2010. “Electrochemical Behaviour of Quinaldic Acid at Dropping Mercury Electrode and Hanging Mercury Drop Electrode”. Asian Journal of Chemistry 19 (2):1085-90. https://asianpubs.org/index.php/ajchem/article/view/20174.