Żaba, Jerzy, University of Silesia, Poland

• Geotourism/Geoturystyka No. 24-25 (2011) - Articles
  The Ngorongoro Crater as the biggest geotouristic attraction of the Gregory Rift (Northern Tanzania, Africa) – geographical setting
  Abstract  PDF
• Geotourism/Geoturystyka No. 24-25 (2011) - Articles
  The Ngorongoro Crater as the biggest geotouristic attraction of the Gregory Rift (Northern Tanzania, Africa) – geological heritage
  Abstract  PDF
• Geotourism/Geoturystyka No. 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
  Abstract  PDF