@article{10_37236_5502,
     author = {Mitchell Lee},
     title = {Sets with few differences in abelian groups},
     journal = {The electronic journal of combinatorics},
     year = {2018},
     volume = {25},
     number = {3},
     doi = {10.37236/5502},
     zbl = {1398.11030},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/5502/}
}