KUNNAS, J. Fire and fuels: CO2 and SO2 emissions in the Finnish economy, 1800-2005. Tekniikan Waiheita, [S. l.], v. 28, n. 2, p. 48–55, 2010. Disponível em: https://journal.fi/tekniikanwaiheita/article/view/63959. Acesso em: 12 huhti. 2025.