1. Specific field test for cocaine;Scott;Microgram,1973
2. Modified Scott test for cocaine, P. Higgins;Fasanello;Microgram,1986
3. On-the-spot coke test flaws are exposed;Hooper;New Sci.,2005
4. Recommended Methods for the Identification and Analysis of Cocaine in Seized Materials;UNODC,2012
5. Specificity and mechanism of the color reaction of cocaine with cobaltous thiocyanate;Oguri;Jpn. J. Toxicol. Environ. Health,1995