Daza, A.; Camacho, M.; Romero de la Osa, L.; Manjón, J. L.; Moreno, G.; Santamaría, C. Spatial Distribution of Sporocarp Production of ECM Fungi Amanita Ponderosa Malençon & R. Heim During Six Consecutive Years at a Holm-Oak Forest (dehesa) in the Sierra De Aracena (Huelva). For. syst. 2007, 16, 89-94.