Podgorny, Irina Department Artifacts, Action, Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
https://www.teach311.org/2020/04/23/lavarse-las-manos-un-gesto-nada-humilde/ (Any fulltext)
Podgorny, I. (2020). Lavarse las manos: un gesto nada humilde. Teach311 + COVID-19.