Thuy, P. T., Chau, N. H., Chi, D. T. L., Long, H. T., & Fisher, M. R. (2020). The politics of numbers and additionality governing the national Payment for Forest Environmental Services scheme in Vietnam: A case study from Son La province. Forest and Society, 4(2), 379–404. https://doi.org/10.24259/fs.v4i2.10891