@article{CHEB_2016_17_2_a2,
     author = {M. R. Gabdullin},
     title = {On squares in special sets of finite fields},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {56--63},
     publisher = {mathdoc},
     volume = {17},
     number = {2},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2016_17_2_a2/}
}