@article{ELMA_1991__46_2_141515,
     author = {H. Niederreiter and A. Schinzel},
     title = {Maximal frequencies of elements in second-order linear recurring sequences over a finite field.},
     journal = {Elemente der Mathematik},
     pages = {139--143},
     publisher = {mathdoc},
     volume = {46},
     number = {2},
     year = {1991},
     zbl = {0747.11062},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1991__46_2_141515/}
}