@article{NUMA_1970__14_131951,
     author = {CH. DAVIS},
     title = {On a {Theorem} of {YAMAMOTO.}},
     journal = {Numerische Mathematik},
     pages = {297--298},
     year = {1970},
     volume = {14},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1970__14_131951/}
}