https://simple.wikipedia.org/wiki/Petr_Kellner
Petr Kellner - Simple English Wikipedia, the free encyclopedia
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https://www.rferl.org/a/czech-billionaire-dies-kellner-media-ppf-home-credit-china-russia/31175773.html
Who Was Petr Kellner? Four Things To Know About The Sudden Death Of The Wealthiest Czech
He was the Czech Republic's wealthiest man, building an empire of finance and telecommunications, not to mention TV and media holdings across five Central and...