@article{10_4064_aa_50_1_1_13,
     author = {Marc Berger and Alexander Felzenbaum and Aviezri Fraenkel},
     title = {Improvements to the {Newman-Zn\'am} result for disjoint covering systems},
     journal = {Acta Arithmetica},
     pages = {1--13},
     publisher = {mathdoc},
     volume = {50},
     number = {1},
     year = {1988},
     doi = {10.4064/aa-50-1-1-13},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-50-1-1-13/}
}