Institution: | (1) Fachhochschule Münster, Stegerwaldstrasse 39, W-4430 Steinfurt, Federal Republic of Germany;(2) Varian GmbH, Alsfelderstrasse 6, W-6100 Darmstadt, Federal Republic of Germany;(3) Institut Fresenius, Hauert 9, W-4600 Dortmund, Federal Republic of Germany |