Strategies and designs for afforestation, reforestation and tree planting: proceedings of an international symposium on the occasion of 100 years of forestry education and research in the Netherlands, Wageningen, 19-23 September 1983. Ed.: K. F. Wiersum.

Frederiksen, P. (1985). Strategies and designs for afforestation, reforestation and tree planting: proceedings of an international symposium on the occasion of 100 years of forestry education and research in the Netherlands, Wageningen, 19-23 September 1983. Ed.: K. F. Wiersum. Geografisk Tidsskrift, 85. Hentet fra https://tidsskrift.dk/geografisktidsskrift/article/view/44165