IUPAC-IUBMB Joint Commission on Biochemical Nomenclature. "Nomenclature and Symbolism for Amino Acids and Peptides". Recommendations on Organic & Biochemical Nomenclature, Symbols & Terminology etc. Archived from the original on 29 May 2007. Retrieved 2007-05-17.
IUPAC-IUBMB Joint Commission on Biochemical Nomenclature. "Nomenclature and Symbolism for Amino Acids and Peptides". Recommendations on Organic & Biochemical Nomenclature, Symbols & Terminology etc. Archived from the original on 29 May 2007. Retrieved 2007-05-17.
Schulze E, Winterstein E (September 1897). "Ueber ein Spaltungs-product des Arginins" [On a cleavage product of arginine]. Berichte der Deutschen Chemischen Gesellschaft (in German). 30 (3): 2879–2882. doi:10.1002/cber.18970300389. The structure for arginine is presented on p. 2882.
Schulze E, Winterstein E (September 1897). "Ueber ein Spaltungs-product des Arginins" [On a cleavage product of arginine]. Berichte der Deutschen Chemischen Gesellschaft (in German). 30 (3): 2879–2882. doi:10.1002/cber.18970300389. The structure for arginine is presented on p. 2882.