@article{MAN_1973__204_162475,
     author = {Echter Gerlach and Manfred Kremer},
     title = {Singul\"are {Integraloperatoren} {inLp-R\"aumen.}},
     journal = {Mathematische Annalen},
     pages = {285--304},
     publisher = {mathdoc},
     volume = {204},
     year = {1973},
     zbl = {0242.45003},
     url = {http://geodesic.mathdoc.fr/item/MAN_1973__204_162475/}
}