1. Desertification Indicators for South America;Abraham,2006
2. Prediction of time and its influence in the organization of production in the community of Tres Cruces, Tapacarí Province;Aguilar,1997
3. Methods and techniques in ethnobiology and ethnoecology;Albuquerque,2019
4. Social-ecological theory of maximization: basic concepts and two initial models;Albuquerque;Biological Theory,2019
5. Structural and dynamic characteristics of overgrazed lands of northern Patagonia, Argentina;Ares,1990