Budianta, D., N. Gofar, and G. A. Andika. “Improvement of Sand Tailing Fertility Derived from Post Tin Mining Using Leguminous Crop Applied by Compost and Mineral Soil”. JOURNAL OF TROPICAL SOILS, vol. 18, no. 3, Sept. 2014, pp. 217-23, doi:10.5400/jts.2013.v18i3.217-223.