Hausmann, Axel; Spies, Martin; Diller, Juliane (2012). "In memoriam Prof. Dr. Ernst Josef Fittkau (22. Juli 1927 - 12. Mai 2012)". Spixiana35 (2): 161-176. [1] [2] (pdf). (in German).
References
^"Professor Dr. Ernst Josef Fittkau (obituary)" (in German). Süddeutsche Zeitung. 15 May 2012. Retrieved 16 May 2012.
^ a b c dBeolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. ("Fittkau", p. 90).
^Spies, Martin (2002). "Professor Ernst Josef Fittkau – 75 years, 50 years for chironomid research". Chironomus Newsletter on Chironomidae Research15: 2–13. ISSN 0172-1941.