Cahyono, B.E., Frahma, Y.F. and Nugroho, A.T. 2018. GREENESS ANALYSIS OF FOREST IN MINING AREA OF SAWAHLUNTO USING NDVI METHOD BASED ON LANDSAT IMAGERIES IN 2006-2016. Spektra: Jurnal Fisika dan Aplikasinya. 3, 1 (Apr. 2018), 37 - 46. DOI:https://doi.org/10.21009/SPEKTRA.031.06.