The Royal Society of London's Catalogue of Scientific Papers lists 84 papers by Gustav Magnus. Most of his papers originally appeared in the journal Annalen der Physik und Chemie. The relevant pages of the Royal Society's Catalogue are in the two volumes: Volume IV (year 1870) and Volume VIII (year 1879).
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Dudenredaktion; Kleiner, Stefan; Knöbl, Ralf (2015) [First published 1962]. Das Aussprachewörterbuch [The Pronunciation Dictionary] (in German) (7th ed.). Berlin: Dudenverlag. pp. 422, 573. ISBN978-3-411-04067-4.
Krech, Eva-Maria; Stock, Eberhard; Hirschfeld, Ursula; Anders, Lutz Christian (2009). Deutsches Aussprachewörterbuch [German Pronunciation Dictionary] (in German). Berlin: Walter de Gruyter. pp. 560, 575, 717. ISBN978-3-11-018202-6.