Helmut (Heli) Wopfner (June 26, 1924 in Innsbruck – May 19, 2021[1]) was an Austrian geologist and professor at the University of Cologne (Institute of Geology and Mineralogy).[2]
^Traueranzeigen von Helmut Wopfner | WirTrauern., wirtrauern.de. Retrieved 30 June 2021.
^Helmut (Heli) Wopfner, researchgate.net/ Retrieved 12 April 2020.
Helmut (Heli) Wopfner (June 26, 1924 in Innsbruck – May 19, 2021) was an Austrian geologist and professor at the University of Cologne (Institute of Geology...
www.eoas.info Womersley, Hugh Bryan Spencer (1922–), www.eoas.info Dr HelmutWopfner—Biography Archived 6 March 2011 at the Wayback Machine, PESA News, June/July...
52 min 06 Joachim Buchner 3:02.87 min 07 Leonhard Stock 3:03.65 min 08 Günther Mader 3:04.02 min 09 Wopfner 3:04.27 min 10 Hubert Strolz 3:04.56 min...