Increasing the relevance of scientific information in hillside environments through understanding of local soil management in a small watershed of the Colombian Andes - Oberthür, T.; Barrios, E.; Cook, S.; Usma, H.; Escobar, G. (Blackwell Publishing Ltd, 2004)
http://dx.doi.org/10.1111/j.1475-2743.2004.tb00333.x
Keywords: TE-TZ; ZA-ZE