@article{NUMA_1980__34_132662,
     author = {F. Locher},
     title = {Dividierte {Differenzen} und {Monotonie} von {Quadraturformeln.}},
     journal = {Numerische Mathematik},
     pages = {99--110},
     publisher = {mathdoc},
     volume = {34},
     year = {1980},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1980__34_132662/}
}