Full Terms & Conditions of access and use can be found at https://www.tandfonline.com/action/journalInformation?journalCode=tbfu20 Biofuels ISSN: 1759-7269 (Print) 1759-7277 (Online) Journal homepage: https://www.tandfonline.com/loi/tbfu20 Energy and exergy efficiencies of four biomass cookstoves using wood chips Okey Francis Obi, Michael E. Okechukwu & Kingsley C. Okongwu To cite this article: Okey Francis Obi, Michael E. Okechukwu & Kingsley C. Okongwu (2019): Energy and exergy efficiencies of four biomass cookstoves using wood chips, Biofuels, DOI: 10.1080/17597269.2018.1554948 To link to this article: https://doi.org/10.1080/17597269.2018.1554948 Published online: 06 Feb 2019. Submit your article to this journal View Crossmark data