Europe between political geography and geopolitics: on the centenary of Ratzel's "Politische Geographie" proceedings of the international meeting organised by the Geographical section of the Department of political sciences, University of Trieste, and the International geographical union, World political map, Trieste, Italie, Wednesday 10th - Saturday 13th december, 1997
Antonsich Marco, Kolossov Vladimir Aleksandrovitch, Pagnini Alberti Maria Paola, Università degli studi Dipartimento di scienze politiche, Union géographique internationale Sezione geografica | Societa geografica italiana | 2001