A. Akpanika, G. ., E. . E. Nkanor, and G. . A. Ayoola. “Steam Distillation and Gas Chromatographic Analysis of Volatile Components of Zingiber Officinale”. Nigerian Journal of Pharmaceutical and Applied Science Research, vol. 10, no. 1, Mar. 2021, pp. 15-19, https://nijophasr.net/index.php/nijophasr/article/view/390.