OBAIDI, Yaseen A. Mohammed; MAHMOOD, Anas L. Channel Estimation for Mixed-Analog to Digital Converters Architecture in Massive MIMO Architecture Using Approximate Conjugate Gradient Pursuit Algorithm. Al-Nahrain Journal for Engineering Sciences, [S. l.], v. 28, n. 2, p. 296–303, 2025. DOI: 10.29194/NJES.28020296. Disponível em: https://nahje.com/index.php/main/article/view/1310.. Acesso em: 20 jul. 2025.