@article{NUMA_1978__31_132575,
     author = {T.A. Manteuffel},
     title = {Adaptive {Procedure} for {Estimating} {Parameters} for the {Nonsymmetric} {Tchebychev} {Iteration.}},
     journal = {Numerische Mathematik},
     pages = {183--208},
     publisher = {mathdoc},
     volume = {31},
     year = {1978},
     zbl = {0413.65032},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1978__31_132575/}
}