Approximating Connected Facility Location with Lower and Upper Bounds via LP Rounding Zachary Friggstad, Mohsen Rezapour and Mohammad Salavatipour
Minimizing the Continuous Diameter when Augmenting Paths and Cycles with Shortcuts Jean-Lou De Carufel, Carsten Grimm, Anil Maheshwari and Michiel Smid
Approximation algorithms for Node-weighted Prize-collecting Steiner Tree problems on planar graphs Mateusz Lewandowski, Jarosław Byrka and Carsten Moldenhauer