Żaba, Jerzy, University of Silesia, Polska

• GEOTOURISM (Geoturystyka) Nr 24-25 (2011) - Articles
  The Ngorongoro Crater as the biggest geotouristic attraction of the Gregory Rift (Northern Tanzania, Africa) – geographical setting
  Abstrakt  PDF (English)
• GEOTOURISM (Geoturystyka) Nr 24-25 (2011) - Articles
  The Ngorongoro Crater as the biggest geotouristic attraction of the Gregory Rift (Northern Tanzania, Africa) – geological heritage
  Abstrakt  PDF (English)
• GEOTOURISM (Geoturystyka) Nr 24-25 (2011) - Articles
  The Ngorongoro Crater as the biggest geotouristic attraction of the Gregory Rift (Northern Tanzania, Africa) – geotouristic valorization, touristic development and hazard
  Abstrakt  PDF (English)