Schemmel, Matthias Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
Schemmel, M. (2010). Before calculus. Review of: Beery, Janet and Jaqueline Stedall (eds): Thomas Harriot's doctrine of triangular numbers: the 'Magisteria Magna'. Zurich: European Mathematical Society 2009. Notes and Records of the Royal Society of London, 64(3), 303-304.