Kim, Byeongho, et al. “Integrated Analysis of Cork Presence in Korean Oak Barks Using Visual Inspection, Colorimetry, FT-IR, and Py-GC MS”. BioResources, vol. 20, no. 4, Aug. 2025, pp. 9033-50, https://ojs.bioresources.com/index.php/BRJ/article/view/24887.