ZHANG, Hongyi. Application of Cauchy’s Residue Theorem in Several Improper Integrals. Highlights in Science, Engineering and Technology, [S. l.], v. 72, p. 949–956, 2023. DOI: 10.54097/sgmp8s28. Disponível em: https://drpress.org/ojs/index.php/HSET/article/view/13506. Acesso em: 1 aug. 2026.