Pang, S., and J. Li. “Use of a Modified Drying Medium to Prevent Discolouration of Radiata Pine Sapwood During Kiln Drying”. Maderas. Ciencia Y Tecnología, vol. 8, no. 1, Dec. 2014, pp. 41-48, https://revistas.ubiobio.cl/index.php/MCT/article/view/1492.