Mugang Lin, Bin Fu, Qilong Feng. Constant Factor Approximation Algorithm for l-Pseudoforest Deletion Problem. In Lusheng Wang, Daming Zhu, editors, Computing and Combinatorics - 24th International Conference, COCOON 2018, Qing Dao, China, July 2-4, 2018, Proceedings. Volume 10976 of Lecture Notes in Computer Science, pages 726-737, Springer, 2018. [doi]
Abstract is missing.