1. Lee, S.W., Song, D.W., Ducruet, C.: A tale of Asia’s global hub port cities: the spatial evolution in Hong Kong and Singapore. Geoforum 39, 372–385 (2008)
2. Hein, C.: The port cityscape: spatial and institutional approaches to port city relationships. PORTUSplus J. RETE 8, 1–9 (2019)
3. Borruso, G.: Port-city relationship in the era of hybridization. A development model. J. Read. J. Res. Didactics Geography 11(2), 125–137 (2022)
4. Battino, S., Munoz Leonisio, M.M.: Port authorities and smartness: the training policies of Spain’s smart ports. J-Reading 11(2), 195–208 (2022)
5. Brundu, B., Battino, S., Carboni, S.: Smart touristic ports - the emergence of sustainable marinas from smart conversion. What future for Sardinia’s ports. In: Gervasi, O, et al.: (eds.) ICCSA 2023. LNCS, vol. 14111, pp. 37–50. Springer, Cham (2023)