1. Productores andinos de queso artesanal y liberalización del mercado de los lácteos en el Peru;Aubron;Debate Agrario,2006
2. Effect of diet type on performance and metabolic traits of Peruvian local and introduced cow types kept at 200 and 3600m of altitude;Bartl;Livest. Sci.,2009
3. Bartl, K., Gamarra, J., Gomez, C.A, Wettstein, H.-R, Kreuzer, M., Hess, H.-R., 2009b. Agronomic performance and nutritive value of common and alternative grass and legume species in the Peruvian highlands. Grass Forage Sci., early view online (doi:10.1111/j.1365-2494.2008.00675.x).
4. Bernet, T., León-Velarde, C., 2000. Income effects of fodder and herd management on small-scale milk producers in the northern Peruvian Andes. Livest. Res. Rural Dev., 12 (3). Retrieved July 9, 2003, from .
5. Tailoring agricultural extension to different production contexts: a user-friendly farm household model to improve decision-making for participatory research;Bernet;Agric. Sys.,2001