MARGARITORA, F. G., BAZZANTI, M., FERRARA, O., MASTRANTUONO, L., SEMINARA, M. and VAGAGGINI, D. (2003) “Classification of the ecological status of volcanic lakes in Central Italy”, Journal of Limnology, 62(s1), pp. 49–59. doi: 10.4081/jlimnol.2003.s1.49.