Goulden C, Vostreys G. Animal microfossils. In: Likens GE An Ecosystem Approach to Aquatic Ecology: Mirror Lake and its Environment. An Ecosystem Approach to Aquatic Ecology: Mirror Lake and its Environment. New York; 1985. p. 382-386.
Winter TC. Approaches to the study of lake hydrology. In: Likens GE An Ecosystem Approach to Aquatic Ecology: Mirror Lake and its Environment. An Ecosystem Approach to Aquatic Ecology: Mirror Lake and its Environment. New York; 1985. p. 128-135.