@ARTICLE {DVORAK:1992a, title = {Resource management by west African farmers and the economics of shifting cultivation}, author = {Dvorak, K. A. }, journal = {American Journal of Agricultural Economics}, year = {1992}, volume = {74}, number = {3}, pages = {809--815}, issn = {0002-9092}, note = {Published 01 August 1992}, url = {https://doi.org/10.2307/1242600}, doi = {10.2307/1242600}, }