Carey, Francis A. (2006) [1987]. Organic Chemistry (6th izd.). New York: McGraw Hill. str. 1149. ISBN0-07-282837-4. »Amino acids are carboxylic acids that contain an amine function.«
Evan E. Bolton, Yanli Wang, Paul A. Thiessen, Stephen H. Bryant (2008). „Chapter 12 PubChem: Integrated Platform of Small Molecules and Biological Activities”. Annual Reports in Computational Chemistry4: 217-241. DOI:10.1016/S1574-1400(08)00012-1.
Kirk, Kiaran; and Julie Kirk (1993). „Volume-regulatory taurine release from a human heart cancer cell line”. FEBS Letters336 (1): 153-158. DOI:10.1016/0014-5793(93)81630-I.
Lahdesmaki, P (1987). „Biosynthesis of taurine peptides in brain cytoplasmic fraction in vitro.”. Int J Neuroscience37 (1-2): 79-84. DOI:10.3109/00207458708991804.
Tully, Paul S. Sulfonic Acids. In Kirk-Othmer Encyclopedia of Chemical Technology. John Wiley & Sons, Inc. Published online 2000. DOI:10.1002/0471238961.1921120620211212.a01