PILATO, G., FONTOURA, P. and LISI, O. (2007) “Remarks on the Echiniscus viridis group, with the description of a new species (Tardigrada, Echiniscidae)”, Journal of Limnology, 66(s1), pp. 33–39. doi: 10.4081/jlimnol.2007.s1.33.