Understanding the potential impact of transgenic crops in traditional agriculture: maize farmers’ perspectives in Cuba, Guatemala and MexicoDaniela Soleri, David A. Cleveland, Flavio Aragón C., Mario R. Fuentes L., Humberto Ríos L. and Stuart H. SweeneyEnviron. Biosafety Res., 4 3 (2005) 141-166DOI: https://doi.org/10.1051/ebr:2005019