@article{1103036917, author = {Hestenes, Magnus R.}, title = {Relative self-adjoint operators in Hilbert space.}, journal = {Pacific J. Math.}, volume = {11}, number = {4}, year = {1961}, pages = { 1315-1357}, language = {en}, url = {http://dml.mathdoc.fr/item/1103036917} }
Hestenes, Magnus R. Relative self-adjoint operators in Hilbert space.. Pacific J. Math., Tome 11 (1961) no. 4, pp. 1315-1357. http://gdmltest.u-ga.fr/item/1103036917/