SCHMIDT, R., J. MÜLLER, R. DRESCHER-SCHNEIDER, R. KRISAI, K. SZEROCZYŃSKA, and A. BARIĆ. “Changes in Lake Level and Trophy at Lake Vrana, a Large Karstic Lake on the Island of Cres (Croatia), With Respect to Palaeoclimate and Anthropogenic Impacts During the Last Approx. 16,000 Years”. Journal of Limnology, vol. 59, no. 2, Aug. 2000, pp. 113-30, doi:10.4081/jlimnol.2000.113.