Santos, M. A. P. F. dos, Vicensotti, J. and Monteiro, R. T. R. (2007) “Sensitivity of Four Test Organisms (Chironomus xanthus, Daphnia magna, Hydra attenuata and Pseudokirchneriella subcapitata) to NaCl: an Alternative Reference Toxicant”, Ecotoxicology and Environmental Contamination, 2(3), pp. 229–236. doi: 10.5132/jbse.2007.03.004.