October 20 (SeeNews) - The main equity indices of the Zagreb Stock Exchange (ZSE) ended narrowly mixed on Wednesday as losses in Hrvatski Telekom [ZSE:TH] and the preferred shares of Adris [ZSE:ADRS2] offset gains in Atlantic Grupa [ZSE:ATGR] and ICT solutions provider Ericsson Nikola Tesla [ZSE:ERNT], bourse data showed.