Congress Presentation
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Speaker: Doctor K. Kodziszewska (Warsaw, PL)
Speaker: Professor H. Badran (Shebin Elkom, EG)
Speaker: Doctor A. Vorobev (Ulyanovsk, RU)
Speaker: Doctor A. Duszanska (Kedzierzyn-Kozle, PL)
Speaker: Doctor A. Abdin (Homburg, DE)
25 May - 28 May 2019
Sessions Presentations