1. prof Milan Mataruga (2017) "Genetic variability of Serbian spruce (Picea omorika Pančić/Purkyne) in the Republic of Srpska (BiH)" - Forest Science for Sustainable Development of Forests
25 Years of Forestry of the Republic of Srpska
(https://ekonferencije.com/sr1/rad/genetic-variability-of-serbian/5479)

2. prof Milan Mataruga (2017) "FOREST GENETIC RESOURCES IN BOSNIA AND HERZEGOVINA – STATE, LEGISLATIVE, CONSERVATION AND CLIMATE CHANGES" - Forest Science for Sustainable Development of Forests
25 Years of Forestry of the Republic of Srpska
(https://ekonferencije.com/sr1/rad/forest-genetic-resources-in-bo/5255)