Utomo, E.W.B. et al. 2021. The land availability for private forest development in Gunungkidul Regency, Yogyakarta Province. Jurnal Pengelolaan Sumberdaya Alam dan Lingkungan (Journal of Natural Resources and Environmental Management). 11, 1 (Apr. 2021). DOI:https://doi.org/10.29244/jpsl.11.1.%p.