@article{NUMA_1982__38_132773,
     author = {F.A. Potra},
     title = {An {Error} {Analysis} for the {Secant} {Method.}},
     journal = {Numerische Mathematik},
     pages = {427--446},
     year = {1982},
     volume = {38},
     zbl = {0465.65033},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1982__38_132773/}
}