T. O. Ayoka, N. Nwachukwun, A. C. Ene, C. U. Igwe, and C. O. Nnadi, “Liquid Chromatography-Mass Spectrometric Analyses of Potential Antioxidant Constituents from Zanthoxylum zanthoxyloides Leaves: Probing into the Role of Alkaloids: doi.org/10.26538/tjnpr/v4i10.26”, TJNPR, vol. 4, no. 10, pp. 817–823, Oct. 2020.