1. mr Vladimir Petković (2017) "Ranking of forest enterprises organizational units in accordance with the possibilities of differential rent allocation " - Forest Science for Sustainable Development of Forests
25 Years of Forestry of the Republic of Srpska
(https://ekonferencije.com/sr1/rad/ranking-of-forest-enterprises-/5532)

2. mr Vladimir Petković (2017) "Skidding distances and skidding factor" - Forest Science for Sustainable Development of Forests
25 Years of Forestry of the Republic of Srpska
(https://ekonferencije.com/sr1/rad/skidding-distances-and-skiddin/5471)

3. mr Vladimir Petković (2017) "Influence of different harvesting methods on the damages on the standing trees" - Forest Science for Sustainable Development of Forests
25 Years of Forestry of the Republic of Srpska
(https://ekonferencije.com/sr1/rad/influence-of-different-harvest/5397)