Mingyang Gong Brett Edgar Jing Fan Guohui Lin Eiji Miyano Approximation Algorithms for Covering Vertices by Long Paths. 2625-2651 2024 August 86 Algorithmica 8 https://doi.org/10.1007/s00453-024-01242-3 db/journals/algorithmica/algorithmica86.html#GongEFLM24 streams/journals/algorithmica