Populasi pohon jenis dipterocarpaceae di tiga tipe hutan pamah Kalimantan [ Tree population of Dipterocarpaceae Species In Tree vegetation Types of Lowland forests Kalimantan]
 Artikel Jurnal
Keanekaragaman dan daya degradasi selulosa jamur tanah di hutan bekas terbakar wanariset-Semboja, Kalimantan Timur [ Soil fungi biodiversity of postburning forest in wanariset-Semboja, East Kalimantan and Their capability in Cellulotic Degradation]
 Artikel Jurnal
Gulati, P.
Social studies and population education
Tata McGraw-Hill, 1984
 Buku Teks
Sunarya Wargasasmita
Ekologi populasi dan komunitas
1993
 UI - Laporan Penelitian
Petersen, William
Population
Macmillan, 1961
 Buku Teks