@article{10_1017_S0008439500029957,
     author = {Rooney, P. G.},
     title = {Hilbert transformation, {Gebrochene} integration and differentiation by {Paul} {L.} {Butzer} and {Walter} {Trebels.} {Westdeutscher} {Verlag,} {Kola} and {Opladen,} 1968. 81 pages. {DM} 70.},
     journal = {Canadian mathematical bulletin},
     pages = {98--98},
     year = {1969},
     volume = {12},
     number = {1},
     doi = {10.1017/S0008439500029957},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0008439500029957/}
}