Imfundo iimpahla/iinkonzo HAL (open archive) 3.0 I-3.0 yeenkwenkwezi ezi-5 (ngokusekwe kuphononongo olu-1) Egqwesileyo0%Kulunge kakhulu0%I-avareji100%Ubuhlwempu0%Yoyikeka0% Ngutradefree_azrarp20/08/2022 HAL is an open archive where authors can deposit scholarly documents from all academic fields. Funda ngokugqithisileyo