van der Hoeven, Frank, Alexander Wandl, Betul Demir, Sophie Dikmans, Jafeth Hagoort, Marco Moretto, Pinar Sefkatli, et al. 2014. “Sensing Hotterdam: Crowd Sensing the Rotterdam Urban Heat Island”. SPOOL 1 (2): 43-58. https://doi.org/10.7480/spool.2014.2.935.