Nainggolan, F. H., B. S. Dewi, and A. Darmawan. “Bird Conservation Status: Case Study in Cugung Village Forest Kesatuan Pengelolaan Hutan Lindung Model Rajabasa Rajabasa Regency District South Lampung”. Jurnal Sylva Lestari, vol. 7, no. 1, Feb. 2019, pp. 52-61, doi:10.23960/jsl1752-61.