@article{JFAA_1997__3_6_59526,
     author = {S. Jaffard and M. Tucsnak and E. Zuazua},
     title = {On a {Theorem} of {Ingham.}},
     journal = {The journal of Fourier analysis and applications [[Elektronische Ressource]]},
     pages = {577--582},
     publisher = {mathdoc},
     volume = {3},
     number = {6},
     year = {1997},
     zbl = {0939.42004},
     url = {http://geodesic.mathdoc.fr/item/JFAA_1997__3_6_59526/}
}