Szukana fraza: [Bibliografia = "16. Dematteis, G. \(1996\), Towards a metropolitan urban system in Europe\: core centrality vs network distributed centrality, in\: Pumain D. and Saint\-Julien Th. \(eds.\), Urban networks in Europe\/Réseaux urbains en Europe, J. Libbey\/Ined, Paris, 19–28."]