@article{10_21136_AM_1968_103144,
     author = {Collatz, Lothar},
     title = {Zur numerischen {Behandlung} der rationalen {Tschebyscheff-Approximation} bei mehreren unabh\"angigen {Ver\"anderlichen}},
     journal = {Applications of Mathematics},
     pages = {137--146},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {1968},
     doi = {10.21136/AM.1968.103144},
     mrnumber = {0229365},
     zbl = {0155.21805},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1968.103144/}
}