"ContactsArchived 2012-03-31 at the Wayback Machine." Danube Wings. Retrieved on 8 December 2010. "Address: DANUBE WINGS, a.s. Ivánska cesta 30/B 821 04 Bratislava Slovakia."
"ContactsArchived 2012-03-31 at the Wayback Machine." Danube Wings. Retrieved on 8 December 2010. "Address: DANUBE WINGS, a.s. Ivánska cesta 30/B 821 04 Bratislava Slovakia."