@article{DCG_1994__11_3_131309,
     author = {W. Weil and S. Campi and D. Haas},
     title = {Approximation of {Zonoids} by {Zonotopes} in {Fixed} {Directions.}},
     journal = {Discrete & computational geometry},
     pages = {419--432},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {1994},
     zbl = {0801.52002},
     url = {http://geodesic.mathdoc.fr/item/DCG_1994__11_3_131309/}
}