Renn, Jürgen Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
http://www.jstor.org/stable/41134034 (beliebiger Volltext)
Renn, J. (1997). Einstein’s controversy with Drude and the origin of statistical mechanics in his atomism: A new glimpse from the 'love letters'. Archive for History of Exact Sciences, 51(4), 315-354.