Behrendt, J. Three Pilots – One War (3p1w #3p1w 3p1w.Eu): War Letters from Three Young Men Who Served in the First World War. In Museums, Borders and European Responsibility: One Hundred Years after the First World War; ICOM Deutschland, Tout-Smith, D., Hrsg.; Beiträge zur Museologie; arthistoricum.net: Heidelberg, 2019; S. 122-126. https://doi.org/10.11588/arthistoricum.564.c8042.