QASEF, TASSADIT2022-02-212022-02-212020TAẒUṚI D TSEKLAhttps://dspace.ummto.dz/handle/ummto/1639830cm.; 130p.; tabl.+cdotherTameskelt deg tsekla taqbaylit timawit taslaḍt n kra n tmucuhaThesis