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ENOTHE on Twitter: "What is the connection between academic writing and Croatia? Did you know that an automatic pen, called penkala was invented by Slavoljub Eduard Penkala. More about the penkala inventor
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Kako je brend slavnog Slavoljuba Penkale pokorio svijet zahvaljujući mahničkoj olovci i nalivperu - Miss7.24sata.hr
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