@article{NUMA_1971__18_132111,
     author = {I. Gargantini and P. Henrici},
     title = {Circular {Arithmetic} and the {Determination} of {Polynomial} {Zeros.}},
     journal = {Numerische Mathematik},
     pages = {305--320},
     publisher = {mathdoc},
     volume = {18},
     year = {1971},
     zbl = {0228.65038},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1971__18_132111/}
}