Schroeder, F., W. Traunspurger, K. Pettersson, and L. Peters. “Temporal Changes in Periphytic Meiofauna in Lakes of Different Trophic States”. Journal of Limnology, vol. 71, no. 1, Jan. 2012, p. e23, doi:10.4081/jlimnol.2012.e23.