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The deterioration of production schedules during unforeseen disruptions
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: J.M. Ikome --- Department of Industrial Engineering, South Africa M.G. Kanakana --- Department of Industrial Engineering, South Africa S.P. Ayodeji --- Department of Industrial Engineering, South AfricaIn most real-world environments, production scheduling is an ongoing process where the presence of a variety of unforeseen disruptions is usually inevitable, and continually forces reconsideration and revision of pre-established schedules. Many of the approaches developed to solve the problem... -
Minimising instability on manufacturing systems after random disruption
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: John M. Ikome --- Department of Industrial Engineering, South Africa Sesan P. Ayodeji --- Department of Industrial Engineering, South Africa Grace M. Kanakana --- Department of Industrial Engineering, South AfricaOne of the major issues in manufacturing systems is to determine how to deal effectively with unexpected disruption during production operation, (e.g. material unavailability, machine breakdown, employee absenteeism, power failure and additional resources, etc.). This paper presents a comprehensive literature... -
Impact of COVID-19 public health responses on income, food security and health services among key and vulnerable women in South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Hilton Humphries --- University of KwaZulu-Natal, South Africa Lara Lewis --- University of KwaZulu-Natal, South Africa Erik Lamontagne --- , Switzerland Shakira Choonara --- University of KwaZulu-Natal, South Africa Keabetswe Dikgale --- University of KwaZulu-Natal, South Africa Anna Yakusik --- , Switzerland Dianne Massawe --- , South Africa Ntombenhle Mkhize --- , South Africa Farai Mzungu --- , South Africa Quarraisha Abdool Karim --- University of KwaZulu-Natal, South AfricaGlobally, COVID-19 has impacted lives and livelihoods. Women living with HIV and/or at high risk of acquiring HIV are socially and economically vulnerable. Less is known of the impact of COVID-19 public health responses on women from key and vulnerable... -
The impact of the COVID-19 pandemic on sexual and reproductive health performance indicators at public health care facilities in Ekurhuleni Health District, South Africa: An interrupted time series analysis
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Podestah Surprise Mabale --- University of Pretoria, South Africa Anesu Marume --- University of Pretoria, South Africa Alfred Musekiwa --- University of Pretoria, South AfricaBackground: The COVID-19 pandemic disrupted essential health services globally, including sexual and reproductive health (SRH).