@article{JCA_2015_22_2_JCA_2015_22_2_a9,
     author = {M. V. Balashov},
     title = {Antidistance and {Antiprojection} in the {Hilbert} {Space}},
     journal = {Journal of convex analysis},
     pages = {521--536},
     year = {2015},
     volume = {22},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JCA_2015_22_2_JCA_2015_22_2_a9/}
}