Isik, Pelin, Christa Reicher, and Ceren Sezer. “Public Space and Play Theory: Reading Aachen through the Play Theory”. Transactions of the Association of European Schools of Planning 7, no. 1 (October 1, 2023): 23–35. Accessed May 24, 2024. https://transactions-journal.aesop-planning.eu/index.php/TrAESOP/article/view/87.