Dvoák, W., Henzinger, M. H., &; Williamson, D. P. (2017). Maximizing a submodular function with viability constraints. Algorithmica. Springer Nature.https://doi.org/10.1007/s00453-015-0066-y 
LibreCat: https://research-explorer.ista.ac.at/record/11676
DOI: 10.1007/s00453-015-0066-y
arXiv: 1611.05753