@article{10_4153_S0008439519000316,
     author = {Shparlinski, Igor E. and Voloch, Jos\'e Felipe},
     title = {Value {Sets} of {Sparse} {Polynomials}},
     journal = {Canadian mathematical bulletin},
     pages = {187--196},
     year = {2020},
     volume = {63},
     number = {1},
     doi = {10.4153/S0008439519000316},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439519000316/}
}