http://www.ferk.ba/_ba/images/stories/2018/dozvola_ebh_sarajevo_bs.pdfhttps://www.zdk.ba/sjednicevlade/sjednice2019/07sjednica/07-07_29-05-201... Službene novine Zeničkodobojskog kantona“, broj: 6/06, 13/06, 6/10 i 20/12https://www.energy-eastern.eu/projects/federation-bih/%C4%8Dardak/https://www.ferk.ba/_hr/images/stories/2019/dozvola_ebh_sarajevo_hr.pdfhttps://www.ferk.ba/_hr/images/stories/2020/dozvola_ebh_sarajevo_hr.pdf