AAMAN JAVED. DISCRETE-TIME SIGNAL ANALYSIS USING THE Z-TRANSFORM AND INVERSE Z-TRANSFORM VIA THE CAUCHY RESIDUE THEOREM: APPLICATIONS TO DIFFERENCE EQUATIONS AND RECURSIVE SEQUENCES. Spectrum of Engineering Sciences, [S. l.], v. 4, n. 5, p. 2881–2901, 2026. Disponível em: https://www.thesesjournal.com/index.php/1/article/view/3090. Acesso em: 13 oct. 2026.