@article{PORMA_1949__8_2_114674,
     author = {Dixmier, J.},
     title = {Les op\'erateurs permutables \`a l'op\'erateur int\'egral},
     journal = {Portugaliae mathematica},
     pages = {73--84},
     publisher = {mathdoc},
     volume = {8},
     number = {2},
     year = {1949},
     zbl = {0036.35703},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1949__8_2_114674/}
}