@article{KJM_2006_29_1_a12,
     author = {Madjid Mirzavaziri and Mohammad Sal Moslehian},
     title = {Orthogonal constant mappings in isosceles orthogonal spaces},
     journal = {Kragujevac Journal of Mathematics},
     pages = {133 - 140},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {2006},
     zbl = {1144.46305},
     url = {http://geodesic.mathdoc.fr/item/KJM_2006_29_1_a12/}
}