Cole, D. C., Sherwood, S., Crissman, C., Barrera, V. H., & Espinosa A., P. (2002). Pesticides and health in highland Ecuadorian potato production: Assessing impacts and developing responses.

Cole, Donald C., Stephen Sherwood, Charles Crissman, Víctor Hugo Barrera, and Patricio Espinosa A. Pesticides and Health in Highland Ecuadorian Potato Production: Assessing Impacts and Developing Responses. 2002.

Cole, Donald C., et al. Pesticides and Health in Highland Ecuadorian Potato Production: Assessing Impacts and Developing Responses. 2002.