Contributions to deep tectonics

The special publication has been published as a package of the following three individual publications: 1. "Contributions to the deep tectonics of the Ruhr Carboniferous" [1980. 192 pp., 108 figs., 7 tabs., 31 tabs., text volume, attachment volume (bound); ISBN 978-3-86029-911-1]; 2. ‘Contributions to the deep tectonics of West German coal deposits’ [1985. 236 pp., 149 figs., 7 tabs., 33 tabs., text volume, attachment volume (bound); ISBN 978-3-86029-918-0]; 3. "Supplementary Contributions to the Deep Tectonics of the Ruhr Carboniferous" [1988. 64 p., 22 fig., 3 tab., 16 taf. (bound); ISBN 978-3-86029-921-0]