Broquen, Patricia, Jorge Luis Girardin, Gabriel Falbo, and Omar Álvarez. 1998. “Prediction Models of Site Index in Pinus Ponderosa Dougl. From Soil Features, West Andinopatagonia, 37°-41° S, República Argentina”. Bosque 19 (1):71-79. https://doi.org/10.4206/bosque.1998.v19n1-08.