Oscillation of the Impulsive Hematopoiesis Model with Positive and Negative Coefficients. Baghdad Science Journal, Iraq, Baghdad, v. 21, n. 7, p. 2403, 2024. DOI: 10.21123/bsj.2023.8796. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/8796.. Acesso em: 20 dec. 2024.