@article{JGG_2000_4_1_a1,
     author = {H. Abdelmoez and Y. Aly Abas},
     title = {On the {Bisectors} of {Weakly} {Separable} {Sets}},
     journal = {Journal for geometry and graphics},
     pages = {019--03},
     publisher = {mathdoc},
     volume = {4},
     number = {1},
     year = {2000},
     url = {http://geodesic.mathdoc.fr/item/JGG_2000_4_1_a1/}
}