@article{NUMA_1980__34_132666,
     author = {W.J. Thron and H. Waadeland},
     title = {Accelerating {Convergence} of {Limit} {Periodic} {Continued} {Fractions} {K(an} 1).},
     journal = {Numerische Mathematik},
     pages = {155--170},
     publisher = {mathdoc},
     volume = {34},
     year = {1980},
     zbl = {0413.65001},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1980__34_132666/}
}