Blum, Alexander S. Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
Blum, A. S., & Hartz, T. (2017). The 1957 quantum gravity meeting in Copenhagen: an analysis of Bryce S. DeWitt’s report. The European Physical Journal H, 42(2), 107-157. doi:10.1140/epjh/e2017-80015-8.