WILDAYANA, ELISA, and M. EDI ARMANTO. “DYNAMICS OF LANDUSE CHANGES AND GENERAL PERCEPTION OF FARMERS ON SOUTH SUMATRA WETLANDS”. Bulgarian Journal of Agricultural Science, vol. 24, no. 2, Apr. 2018, pp. 180–188, https://agriacad.eu/ojs/index.php/bjas/article/view/4802.