Vassilakis, Kostas, et al. “Learning by Playing: An LBG for the Fortification Gates of the Venetian Walls of the City of Heraklion”. EAI Endorsed Transactions on Creative Technologies, vol. 5, no. 16, July 2018, p. e5, https://doi.org/10.4108/eai.7-3-2019.156773.