@article{CM_1976__32_3_293_0,
     author = {Lewis, D. R. and Wojtaszczyk, P.},
     title = {Symmetric bases in {Minkowski} spaces},
     journal = {Compositio Mathematica},
     pages = {293--300},
     publisher = {Noordhoff International Publishing},
     volume = {32},
     number = {3},
     year = {1976},
     mrnumber = {410342},
     zbl = {0363.46020},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1976__32_3_293_0/}
}