R. Zaggout, Farid, Simon J. Gaskel, and Jaber S. Hajjaj. 2010. “Identification of Ethylchloroformate Derivatives of Amino Acids and Hydrolysis of Myoglobin and Small PeptidesUsing Gas Chromatography-Mass Spectrometry”. Asian Journal of Chemistry 18 (2):1366-76. https://asianpubs.org/index.php/ajchem/article/view/21157.