Sayavong, S., Kaewjampa, N., Katawatin, R., Boonthai Iwai, C., Moukomla, S., Oszwald, J. and Pierret, A. (2019) “Mapping rubber stand ages in Luangnamtha district (Northern Laos) using NDVI and LSWI from Landsat images”, Asia-Pacific Journal of Science and Technology, 24(2), pp. APST–24. doi: 10.14456/apst.2019.18.