ROȘIORU, Corina L. 2017. “IN MEMORIAM - Professor Iosif Viehmann (1 September 1925 – 6 August 2016)”. Studia Universitatis Babeș-Bolyai Biologia 62 (1):13-15. http://193.231.18.162/index.php/subbbiologia/article/view/3741.