Orcel’s Surprise Swoop on Commerzbank Was Long in the Making BloombergUniCredit’s Orcel Says Takeover of Commerzbank Among Options BloombergMegamerger of European Banks Still Wouldn’t Challenge Wall Street The Wall Street JournalUniCredit approach prompts doubt over Commerzbank’s buyback plans Financial TimesExclusive: UniCredit CEO approaches Commerzbank to explore merger talks, source says Reuters.com