@article{10_37236_8895,
     author = {Ilkyoo Choi and Ringi Kim and Boram Park},
     title = {Maximum \(k\)-sum \(\mathbf{n}\)-free sets of the 2-dimensional integer lattice},
     journal = {The electronic journal of combinatorics},
     year = {2020},
     volume = {27},
     number = {4},
     doi = {10.37236/8895},
     zbl = {1483.11039},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/8895/}
}