@article{DCG_1993__10_2_131283,
     author = {K.L. Clarkson},
     title = {A {Bound} on {Local} {Minima} of {Arrangements} that {Implies} the {Upper} {Bound} {Theorem.}},
     journal = {Discrete & computational geometry},
     pages = {427--434},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {1993},
     zbl = {0792.52006},
     url = {http://geodesic.mathdoc.fr/item/DCG_1993__10_2_131283/}
}