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by Fabjan, Christian W.; Schopper, Herwig
by Schopper, Herwig
by Schopper, Herwig; Sukhoruchkin, Sergey I.; Soroko, Zoya N.
by Schopper, Herwig; Sukhoruchkin, Sergey I.; Soroko, Zoya N.; et al.
by Schopper, Herwig; Di Lella, Luigi
by Heuer, Rolf-Dieter; Schopper, Herwig
by Fabjan, Christian W.; Myers, Stephen; Schopper, Herwig