European inventory of Nationally Designated Areas (NatDA) as provided by the European Environment Agency (EEA)Updated: 2024European Environment Agency (EEA)
UNEP-WCMC (2025). Protected Area Profile for Harminsuo-Harminkallio-Matkoissuo, Suomi 100 from the World Database on Protected Areas, May 2025. Available at: www.protectedplanet.net