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2. Rapports de structure des Alpes de Claris et du bassin houllier du Nord;Bertrand;Bull..Soc.Geol.Fr.,1884
3. Recent exploration in pre-Permian rocks around the Brabant massif in Belgium, the Netherlands and the Federal Republic of Germany;Bless;Geofiles,1982
4. Structure de la croute hercynienne du Nord de la France: Premiers resultats du profil ECORS;Gazes;Bull. Soc. Geol.Fr.,1985
5. Tectonics of the Moravo - Silesian branch of the European Late Paleozoic orogene: A working hypothesis;Chab;Vest. Ustred.UstavuGeol.,1986