Zettler, M. L., Schiedek, D. & Glockzin, M. (2008). Zoobenthos. I R. Feistel, G. Nausch & N. Wasmund (red.), State and Evolution of the Baltic Sea, 1952-2005: A Detailed 50-Year Survey of Meteorology and Climate, Physics, Chemistry, Biology, and Marine Environment (s. 517-541). Wiley.
Rasch, M. (2009). Zackenberg Royal. I M. C. Forchhammer, H. Meltofte & M. Rasch (red.), Naturen og klimaændringerne i Nordøstgrønland (s. 66-67). Aarhus Universitetsforlag.