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This is to certify that your paper entitled «A Chebyshev pseudo-spectral based approach for solving Troesch’s problem with convergence analysis» was indexed with 15 pages, in the CIVILICA citation database, code COI:JR_CMDE-12-4_014, after evaluation and approval of the referees of the "Computational Methods for Differential Equations Vol 12, Issue 4 , Year 2024.

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