Veröffentlichungen 1997 - 1999 1999 Kurrer, K.-E., Gock, E.: Eccentric Vibratory Mill - Theory and practice, Preprints of Powder Technology 105, Elsevier-Verlag, 1999, S. 302 -310 Quindt, J., Vogt, V. […] Gock, E.: Modification of the Fluorspar Processing Plant Mato Preto/Brazil, In: Natural Resources and Development, Vol. 48, Institute for Scientific Co-operation, Tübingen, 1998, p. 24 - 40 Gock, E., Jordan […] Wigger, St., Baudis, U.: Recycling of chloridic used hardening salts, In: Innovations in Mineral and Coal Processing, Eds: S. Atak, G. Önal, M. S. Celik, A. A. Balkema/Rotterdam/Brookfield, 1998, pp.