@article{10_4153_CJM_2017_023_x,
     author = {Ha, Junsoo},
     title = {Smooth {Polynomial} {Solutions} to {aTernary} {Additive} {Equation}},
     journal = {Canadian journal of mathematics},
     pages = {117--141},
     year = {2018},
     volume = {70},
     number = {1},
     doi = {10.4153/CJM-2017-023-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2017-023-x/}
}