TY  - DATA
AU  - R. Zielke
TI  - Discontinuous Cebysev Systems
T2  - Lecture Notes in Mathematics
SN  - 9783540354055
PY  - 1979///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0071032
ER  -