@article{MAN_1974__207_162544,
     author = {M.J.J. Lennon},
     title = {Direct {Integral} {Decomposition} of {Spectral} {Operators.}},
     journal = {Mathematische Annalen},
     pages = {257--268},
     publisher = {mathdoc},
     volume = {207},
     year = {1974},
     zbl = {0281.47019},
     url = {http://geodesic.mathdoc.fr/item/MAN_1974__207_162544/}
}