Djuuna, I. A. F. “Population and Distribution of Some Soil MesoFauna in the Inactive Tailing Deposition Areas of Freeport Indonesia, Timika-Papua”. JOURNAL OF TROPICAL SOILS, vol. 18, no. 3, Sept. 2014, pp. 225-9, doi:10.5400/jts.2013.v18i3.225-229.