1. Anon. 1979.The chainsaw—use and maintenance.91–85748. The National Board of Forestry, Sweden. 66 pages. ISBN -00–5
2. Anon. 1980b.Chainsaws in tropical forests.92–5. Rome: Food and Agriculture Organization of the United Nations. 96 pages. ISBN -100932–5
3. Conway, S. 1973.Timber Cutting Practices.0–87930. Miller Freeman Publications, San Francisco. 190 pages. ISBN -021–3