S. S. Al Hafiz, S. Syofyan, Y. Alen, and D. Hamidi, “FT-IR Fingerprinting Analysis for Classification of West Sumatra Small Ginger (<i>Zingiber officinale</i> Roscoe) Essential Oil and Its Antioxidant Activity”, TJNPR, vol. 8, no. 2, pp. 6081–6086, Mar. 2024.