00485naa a2200157 a 450000100080000000500110000800800410001910000210006024500960008126000090017765000100018665300160019665300080021270000200022077300870024012785492024-07-04       1989    bl uuuu     u00u1 u    #d1 aARMSTRONG, G. W.  aThe optimal timing of land use changes from forestry to agriculture.h[electronic resource]  c1989  aTerra  aTempo otimo  aUso1 aPHILLIPS, W. E.  tCanadian Journal of Agricultural Economics, Ottawagv. 37, n. 1, p. 125-134, 1989.