Fischer, M. L., M. Simião, E. Colley, R. D. Zenni, and N. Latoski. “Alien Invasive Snail on Native Forest in Morretes, PR: Diagnostic of the Achatina Fulica Bowdich, 1822 Population in an Remnant of Alluvial Ombrophylous Dense Forest”. Biota Neotropica, vol. 6, no. 2, Jan. 2006, //www.biotaneotropica.org.br/BN/article/view/207.