Structures, textures and classification of the Devonian metavolcanics - Southern part of the Vrbno group (Silesicum, Jeseniky Mts., Czech Republic) - Wilimsky,D.; Hanzl,P.; Prichystal,A.; Aichler,J.; Mixa,P.; Pecina,V.; Zacek,V. (Journal of the Czech Geological Society, 2003)