B. G. da Silva, A. Z. Antunes, and M. R. de Eston, “LOCAL VARIATION IN BIRD COMMUNITIES COMPOSITION AT CARLOS BOTELHO STATE PARK, SÃO MIGUEL ARCANJO – SP, SOUTHEASTERN BRAZIL AND PROPOSALS FOR MONITORING THE IMPACT OF ECOTOURISM”, Rev. Inst. Flor., vol. 22, no. 2, pp. 215–232, Dec. 2010.