BRANDSTÄDT, Andreas and MILANIČ, Martin, 2019, A dichotomy for weighted efficient dominating sets with bounded degree vertices. Information processing letters [online]. 2019. Vol. 142, p. 30–34. [Accessed 5 April 2025]. DOI 10.1016/j.ipl.2018.10.007. Retrieved from: https://www.sciencedirect.com/science/article/pii/S002001901830200X?via%3Dihub