Reference

Otto Moog, Ernst Bauernfeind, Peter Weichselbaumer (1997): The use of Ephemeroptera as saprobic indicators in Austria.- In: LANDOLT, P.& SARTORI, M. (Eds.): Ephemeroptera & Plecoptera: Biology-Ecology-Systematics, Fribourg 1997 – unbekannt – : 254 - 260.