Berkak, El., El. M. Loualid, and R. Daher. 2021. “Donoho-Stark Theorem For The Quadratic-Phase Fourier Integral Operators”. Methods of Functional Analysis and Topology 27 (4): 335-39. https://doi.org/https://doi.org/10.31392/MFAT-npu26_4.2021.06.