@article{GDZPPN002226863, title = {On Commuting Unbounded Self-Adjoint Operators. III.}, journal = {Manuscripta mathematica}, volume = {55}, year = {1986}, pages = {221-248}, zbl = {0649.47022}, url = {http://dml.mathdoc.fr/item/GDZPPN002226863} }
Schmüdgen, Konrad. On Commuting Unbounded Self-Adjoint Operators. III.. Manuscripta mathematica, Tome 55 (1986) pp. 221-248. http://gdmltest.u-ga.fr/item/GDZPPN002226863/