@article{NUMA_1971__18_132097,
     author = {H.E. Salzer},
     title = {Formulas for {Best} {Extrapolation.}},
     journal = {Numerische Mathematik},
     pages = {144--153},
     publisher = {mathdoc},
     volume = {18},
     year = {1971},
     zbl = {0213.16603},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1971__18_132097/}
}