Zeměbranci z Hané 1914-1918Jaroslav Hudský, Radim Kapavík, Jiří Vrba · First published 2018Open the Tome
Groundwater vulnerability assessment and mappingAndrzej J. Witkowski, Jaroslav Vrba · First published 2007Open the Tome
Guidebook on mapping groundwater vulnerabilityVrba Jaroslav, Alexander Zaporozec · First published 1994Open the Tome
