Larsen, Christian. “Pedagogical Journeys or Pleasure Trips: Danish Schoolteachers’ Educational Journeys, 1898–1932”. Nordic Journal of Educational History 7, no. 1 (May 26, 2020): 33–59. Accessed February 6, 2025. https://journals.ub.umu.se/index.php/njedh/article/view/167.