Congress Presentation
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Speaker: Mr H. Horstmann (Freiburg, DE)
Speaker: Doctor S. Yu (Shanghai, CN)
Speaker: Mr A. Vitalis (Colchester, GB)
Speaker: Mrs O. Petrikhovich (Essen, DE)
Speaker: Doctor F. Fonseca Goncalves (Vila Real, PT)
29 August - 1 September 2020
Sessions Presentations