January to December 1981 https://digital.unam.edu.na/xmlui/handle/11070.1/15960 Thu, 09 Apr 2026 00:10:52 GMT 2026-04-09T00:10:52Z Omukwetu/Omukuetu https://digital.unam.edu.na/xmlui/handle/11070.1/20224 Omukwetu/Omukuetu FELM Thu, 01 Jan 1981 00:00:00 GMT https://digital.unam.edu.na/xmlui/handle/11070.1/20224 1981-01-01T00:00:00Z Omukuetu/Omukwetu https://digital.unam.edu.na/xmlui/handle/11070.1/20223 Omukuetu/Omukwetu FELM Tue, 01 Dec 1981 00:00:00 GMT https://digital.unam.edu.na/xmlui/handle/11070.1/20223 1981-12-01T00:00:00Z Omukuetu/Omukwetu https://digital.unam.edu.na/xmlui/handle/11070.1/20222 Omukuetu/Omukwetu FELM Tue, 01 Dec 1981 00:00:00 GMT https://digital.unam.edu.na/xmlui/handle/11070.1/20222 1981-12-01T00:00:00Z Omukuetu/Omukwetu https://digital.unam.edu.na/xmlui/handle/11070.1/20221 Omukuetu/Omukwetu FELM Thu, 01 Oct 1981 00:00:00 GMT https://digital.unam.edu.na/xmlui/handle/11070.1/20221 1981-10-01T00:00:00Z