Pathumphone, S., Sanitchon, J., Polthanee, A., & Promkhambut, A. (2016). Food diversity of three ethnic groups: a case study from Xieng Khuang province, Northern Lao PDR. Asia-Pacific Journal of Science and Technology, 21(1), 12–25. https://doi.org/10.14456/kkurj.2016.2