@article{PORMA_1974__33_2_115225,
     author = {Larsen, R.},
     title = {Almost periodic {Radon-Nikodym} derivatives},
     journal = {Portugaliae mathematica},
     pages = {109--112},
     publisher = {mathdoc},
     volume = {33},
     number = {2},
     year = {1974},
     mrnumber = {0397302},
     zbl = {0278.43013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1974__33_2_115225/}
}