@article{CC_2007_36_3_a13,
     author = {Jourani, Abderrahim},
     title = {Radiality and semismoothness},
     journal = {Control and Cybernetics},
     pages = {669--680},
     publisher = {mathdoc},
     volume = {36},
     number = {3},
     year = {2007},
     zbl = {1168.49016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CC_2007_36_3_a13/}
}