Obaidi, Y.A.M. and Mahmood, A.L. 2025. 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. 28, 2 (Jul. 2025), 296–303. DOI:https://doi.org/10.29194/NJES.28020296.