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LibreCat: https://research-explorer.ista.ac.at/record/11894
DOI: 10.1137/17m1163153
arXiv: 1702.01136

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LibreCat: https://research-explorer.ista.ac.at/record/9590
DOI: 10.1137/15m1032910
arXiv: 1507.07960