User:Kempf EK
Dr. rer. nat. Eugen Karl Kempf, Emeritus Professor, University at Cologne, Faculty of Mathematics and Natural Sciences, Institute of Geology and Mineralogy, Zuelpicher Str. 49a, D-50674 Koeln, GERMANY. [1]
Dr. rer. nat. Eugen Karl Kempf, Emeritus Professor, University at Cologne, Faculty of Mathematics and Natural Sciences, Institute of Geology and Mineralogy, Zuelpicher Str. 49a, D-50674 Koeln, GERMANY. [1]