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@article{MAN_1968__175_161663, author = {E. LUFT}, title = {On the {Structure} of {Maximal} {R-Sets} of a {Hilbert} {Space.}}, journal = {Mathematische Annalen}, pages = {220--238}, publisher = {mathdoc}, volume = {175}, year = {1968}, zbl = {0195.42003}, url = {http://geodesic.mathdoc.fr/item/MAN_1968__175_161663/} }
E. LUFT. On the Structure of Maximal R-Sets of a Hilbert Space.. Mathematische Annalen, Tome 175 (1968), pp. 220-238. http://geodesic.mathdoc.fr/item/MAN_1968__175_161663/