WILLE, A., SONNTAG, B., SATTLER, B. and PSENNER, R. (1999) “Abundance, biomass and size structure of the microbial assemblage in the high mountain lake Gossenköllesee (Tyrol, Austria) during the ice-free period”, Journal of Limnology, 58(2), pp. 117-126. doi: 10.4081/jlimnol.1999.117.