Uniyal, A., S. N. Tikara, O. P. Agrawal, D. Sukumaran, and V. Veer. “Quantitative Evaluation of Essential Oils for the Identification of Chemical Constituents by Gas chromatography/Mass Spectrometry”. Archives of Agriculture and Environmental Science, vol. 1, no. 1, Dec. 2016, pp. 22-36, https://journals.aesacademy.org/index.php/aaes/article/view/aaes-01-01-04.