%0 Journal Article %A Cohen, Boaz %T Chebyshev polynomials and Pell equations over finite fields %J Czechoslovak Mathematical Journal %D 2021 %P 491-510 %V 71 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2020.0451-19/ %R 10.21136/CMJ.2020.0451-19 %G en %F 10_21136_CMJ_2020_0451_19