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Publikováno v:
Scientific Annals of the Danube Delta Institute, Vol 18, Pp 241-248 (2012)
Nowadays more and more scientific communities, decisional factors and the most of the inhabitants had realised that there is no future without revering the nature by its all component. The most important component of the Planet Earth is water, in all
Externí odkaz:
https://doaj.org/article/c8744104338241fab7dda2b6222cf62d