@article{GDZPPN002350319, title = {Direct Integrals of Hilbert Spaces II.}, journal = {Mathematica Scandinavica}, volume = {27}, year = {1970}, pages = {89-102}, zbl = {0207.44005}, url = {http://dml.mathdoc.fr/item/GDZPPN002350319} }
Vesterstrom, J.; Wils, Wilbert. Direct Integrals of Hilbert Spaces II.. Mathematica Scandinavica, Tome 27 (1970) pp. 89-102. http://gdmltest.u-ga.fr/item/GDZPPN002350319/