1. Capsaicin, the pungent principle of capsicum, and the detection of capsicum;Nelson;J. Ind. Eng. Chem.,1910
2. Pepper and capsaicin (capsicum and piper species);Barceloux;Dis. Mon.,2009
3. Science Lab, ‘Material Safety Data Sheet Oleoresin capsicum, Natural MSDS’. 2013. [Online]. Available: https://www.sciencelab.com/msds.php?msdsId=9926319.
4. Medical toxicology of natural substances: foods, fungi, medicinal herbs, plants, and venomous animals;Barceloux,2008
5. A. Wesołowska, D. Jadczak, and M. Grzeszczuk, ‘Chemical composition of the pepper fruit extracts of hot cultivars Capsicum annuum L.’, Acta Sci Pol-Hortoru, vol. 10, no. 1, Art. no. 1 (2011).