Surat Keputusan Menteri Pertanian No. 563/Kpts/Um/1974 tentang Pemberian Hak Pengusahaan Hutan kepada PT. Satya Djaya Raya Trad, Coy Propinsi Jambi
Concession agreement between the Department of Agriculture and PT Satya Djaja Raja ...& Toyo Menka Kaisha ... East Kalimantan