BANJA LUKA (Bosnia and Herzegovina), March 14 (SeeNews) – Bosnian oil refinery Rafinerija Nafte Brod [BANJ:RNAF-R-A] said on Tuesday it turned to a staggering net loss of 71.5 million marka ($38.9 million/36.6 million euro) in 2016, from a profit of 5.8 million marka a year earlier.