A life cycle assessment of e-books and printed books in South Africa. Journal of Energy in Southern Africa, [S. l.], v. 27, n. 2, p. 68–77, 2016. DOI: 10.17159/2413-3051/2016/v27i2a1343. Disponível em: https://energyjournal.africa/article/view/1343. Acesso em: 23 nov. 2024.