Kremer, Richard L. Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
Kremer, R. L. (2017). Incunable Almanacs and Practica as Practical Knowledge Produced in Trading Zones. In M. Valleriani (Ed.), The Structures of Practical Knowledge (pp. 333-369). Cham: Springer.