Hoffmann, Dieter Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
https://www.mprl-series.mpg.de/studies/2/4/index.html (全文テキスト（全般）)
Studies2ch3.pdf (全文テキスト（全般）), 6MB
Hoffmann, D. (2013). Max Planck as Textbook Author. In M., Badino, & J., Navarro (Eds.), Research and Pedagogy: A History of Quantum Physics through Its Textbooks (pp. 69-80). Berlin: Edition Open Access. doi:10.34663/9783945561249-04.
