Congress Presentation
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Speaker: Doctor V. Ferreira (Lisbon, PT)
Speaker: Doctor I. Almeida (Lisbon, PT)
Speaker: Doctor K. Ptaszynska (Bialystok, PL)
Speaker: Professor L. Rallidis (Athens, GR)
Speaker: Doctor A. Zagatina (Saint Petersburg, RU)
4 December - 7 December 2019
Sessions Presentations