Abu Reyan Ahmed, Keaton Hamm, Mohammad Javad Latifi Jebelli, Stephen G. Kobourov, Faryad Darabi Sahneh, Richard Spence. Approximation Algorithms and an Integer Program for Multi-level Graph Spanners. In Ilias Kotsireas, Panos M. Pardalos, Konstantinos E. Parsopoulos, Dimitris Souravlias, Arsenis Tsokas, editors, Analysis of Experimental Algorithms - Special Event, SEA² 2019, Kalamata, Greece, June 24-29, 2019, Revised Selected Papers. Volume 11544 of Lecture Notes in Computer Science, pages 541-562, Springer, 2019. [doi]
Abstract is missing.