Escoffier, Bruno, Martin Milanič, and Vangelis Th. Paschos. “Simple and Fast Reoptimizations for the Steiner Tree Problem”. Algorithmic Operations Research 4, no. 2 (September 16, 2009): Pages 86 – 94. Accessed May 23, 2024. https://journals.lib.unb.ca/index.php/AOR/article/view/5653.