Profesoři Hermenegild a Karel Škorpilové působící v Bulharsku by Ludvík Skružný

“…Since his arrival in Bulgaria he has been working on a textbook on the geography of Bulgaria, researching Plovdiv waters, working on the geological map of southern Bulgaria, paying attention to speleology, natural mysteries (petrified forest near Varna, moving sands called Golden Sands) and others. …”
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