Nguyen Dinh, D. and Lai Vinh, C. 2021. 30-year changes of natural forests under human activities in the Indochina peninsula - case studies in Cambodia, Laos and Vietnam . Vietnam Journal of Earth Sciences. 43, 3 (Jun. 2021), 285–300. DOI:https://doi.org/10.15625/2615-9783/16196.