TY - JOUR AU - Estaji, Ali Akbar AU - Taha, Maryam TI - The clean elements of the ring $\mathcal R(L)$ JO - Czechoslovak Mathematical Journal PY - 2024 SP - 211 EP - 230 VL - 74 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2023.0062-23/ DO - 10.21136/CMJ.2023.0062-23 LA - en ID - 10_21136_CMJ_2023_0062_23 ER -