1. Ariki, S. 1987. The socio-economic characteristics and conditions necessary for the existence of agroforestry in East Asia. Bull. Shinshu Univ. For. 24: 167-195.
2. Blanford, H.R. 1925. Regeneration with assistance of taungya in Burma. Indian Forest Records XI Part 3, 41pp.
3. Filius, A.M. 1982. Economic aspects of agroforestry. Agroforestry Systems 1: 347-360.
4. Forest Department 1939. Yakihata oyobi Kirikaebatani kansuru chousa (Research on shifting cultivation and Kirikaebata). Forest Department, Ministry of Agriculture and Forestry, 85pp. (In Japanese)
5. Jordan, C.F.J., Gajaseni, J. & Watanabe, H. eds. 1992. Taungya: Forest plantation with Agriculture in Southeast Asia. CAB International, Wallingford, 153 pp.