00333naa a2200109 a 450000100080000000500110000800800410001910000240006024500660008426000090015077300640015911109002004-12-07       1981    bl uuuu     u00u1 u    #d1 aCASTRO, J. P. R. de  aGeracao e transferencia de tecnologiabA hipotese da demanda.  c1981  tRevista de Economia Rural, Brasiliagv.19, p.161-173, 1981.