by Bernard, Jan Hus; Baumann, Ludwig , Published in Probleme der Paragenese ; 8.1977 (1979)

by Baumann, Ludwig; Leeder, Otto , Published in Probleme der Paragenese ; 8.1977 (1979)

by Militzer, Heinz; Bachmann, Horst; Baumann, Ludwig et al. , Published in Moderne Ergebnisse über die Anwendung der Geophysik im Bergbau (1979)

by Baumann, Ludwig; Pilot, Joachim , Published in Probleme der Paragenese ; 6.1975 (1976)

by Wolf, Dieter; Baumann, Ludwig; Tischendorf, Gerhard et al. , Published in Probleme der Paragenese ; 6.1975 (1976)