KLAGYIVIK, Mária. Schoolyards and school playgrounds in Budapest at the turn of the 20th century. 4D Journal of Landscape Architecture and Garden Art, [S. l.], n. 46, p. 52–71, 2017. Disponível em: https://journal.uni-mate.hu/index.php/4D/article/view/6102. Acesso em: 5 dec. 2025.