Sisinno, C. L. S.; Bulus, M. R. M.; Rizzo, A. C.; Moreira, J. C. Avoidance Test Using Earthworms (Eisenia Fetida) for Contaminated Sites Evaluation: Preliminary Results for Hydrocarbon Contamination. Ecotoxicol. Environ. Contam. 2006, 1, 137-140.