T. Sathish, D. Udayakiran, K. Himabindu, P. Lakshmi Durga Sridevi, D. Kezia, and P. Bhojaraju, “HPLC Method for the Determination of Lycopene in Crude Oleoresin Extracts”, ajc, vol. 21, no. 1, pp. 139–148, Mar. 2010.