@article{MZ_1978__158_172615,
     author = {Kurt Jetter and Gerald Lange},
     title = {Die {Eindeutigkeit} {L2-optimaler} {Polynomialer} {Monosplines.}},
     journal = {Mathematische Zeitschrift},
     pages = {23--34},
     publisher = {mathdoc},
     volume = {158},
     year = {1978},
     zbl = {0361.41006},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__158_172615/}
}