Floreskul, Volodymyr, Konstantin Tretyakov, and Marlon Dumas. “Memory-Efficient Fast Shortest Path Estimation in Large Social Networks”. Proceedings of the International AAAI Conference on Web and Social Media 8, no. 1 (May 16, 2014): 91-100. Accessed February 2, 2023. https://ojs.aaai.org/index.php/ICWSM/article/view/14532.