Madsen V. Victorinus Pingel. En Livsskildring. Med Noter om hans Fader, Geologen Christian Pingel og hans Familie. raekke4 [Internet]. 1934 Dec. 31 [cited 2024 Jul. 3];2(1):1-80. Available from: https://geusjournals.org/index.php/raekke4/article/view/6986