Bibliografie
‘With utmost certainty’: two late medieval pioneers of technical chronology. Journal of Medieval History. 2020;46(3):335-349. .
Scandalous Error. Calendar Reform and Calendrical Astronomy in Medieval Europe . Oxford: Oxford University Press; 2018. p. 378. .
Origen, Climate Change, and the Erosion of Mountains in Giles of Lessines’s Discussion of the Eternity of the World (c. 1260). The Mediaeval Journal. 2014;4(1):43-69. .
Dating the Passion. The Life of Jesus and the Emergence of Scientific Chronology (200–1600). Time, Astronomy, and Calendars. Leiden: Brill; 2012. p. X+320. .