TY - JOUR AU - S. Jaffard AU - M. Tucsnak AU - E. Zuazua TI - On a Theorem of Ingham. JO - The journal of Fourier analysis and applications [[Elektronische Ressource]] PY - 1997 SP - 577 EP - 582 VL - 3 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JFAA_1997__3_6_59526/ ID - JFAA_1997__3_6_59526 ER -