@article{NUMA_1972__19_132135,
     author = {M.P. Carroll},
     title = {Simultaneous {L1} {Approximation} of a {Compact} {Set} of {Real-Valued} {Functions.}},
     journal = {Numerische Mathematik},
     pages = {110--115},
     publisher = {mathdoc},
     volume = {19},
     year = {1972},
     zbl = {0221.65019},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1972__19_132135/}
}