October 8 (SeeNews) - Bosnia and Herzegovina's state-owned power utility Elektroprivreda Republike Srpske (ERS) is seeking a 50-year concession from the government of the Serb Republic for the construction of a 53.6 MW solar power plant valued at 84.2 million marka ($47.3 million/43.1 million euro) in Trebinje, local media reported on Tuesday.