Biran, A; Abbot, J; Mace, R; (2004) Families and firewood: A comparative analysis of the costs and benefits of children in firewood collection and use in two rural communities in sub-Saharan Africa. Human ecology, 32 (1). pp. 1-25. ISSN 0300-7839 DOI: https://doi.org/10.1023/B:HUEC.0000015210.89170.4e Full text not available from this repository.