@ARTICLE {POLSON:1991, title = {The technology adoption process in subsistence agriculture: the case of cassava in southwestern Nigeria}, author = {Polson, R. and Spencer, D. }, journal = {Agricultural Systems}, year = {1991}, volume = {36}, number = {1}, pages = {65--78}, issn = {0308-521X}, note = {RTB; Root and Tuber; Cassava}, }