By Natter Wolfgang   Zierhofer Wolfgang   in GeoJournal

ISSN:0343-2521|58|4|225-231

Springer Publishing Company ‎(2002)‎

Access to resources Favorite 15.296214

By Schultz Hans-Dietrich   Natter Wolfgang   in European Review of History

ISSN:1469-8293|10|2|273-292

Routledge Ltd‎(2003)‎

Access to resources Favorite 12.428074