@article{MZ_1973__131_171885,
     author = {Peter D. Morris and Elliott W. Cheney},
     title = {Stability {Properties} of {Trigonometric} {Interpolating} {Operators.}},
     journal = {Mathematische Zeitschrift},
     pages = {153--164},
     publisher = {mathdoc},
     volume = {131},
     year = {1973},
     zbl = {0251.42004},
     url = {http://geodesic.mathdoc.fr/item/MZ_1973__131_171885/}
}