@article{NUMA_1986__48_133088,
     author = {G.W. Reddien and A. Greiwank},
     title = {The {Approximation} of {Generalized} {Turning} {Points} by {Projection} {Methods} with {Superconvergence} to the {Critical} {Parameter.}},
     journal = {Numerische Mathematik},
     pages = {591--606},
     publisher = {mathdoc},
     volume = {48},
     year = {1986},
     zbl = {0596.65040},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1986__48_133088/}
}