Kallayalert, Yotin, Pannraphat Takolpuckdee, Sasamol Phasuk, and Chumphol Busabok. 2023. “The Development of Pigments Reflects Infrared Radiation from Gravel (Lateritic) Soils”. Progress in Applied Science and Technology 13 (1). Thailand:19-25. https://doi.org/10.14456/past.2023.3.