Orrman E. Finlands fornborgar i ny belysning: Jussi-Pekka Taavitsainen, Ancient Hillforts of Finland. Problems of Analysis, Chronology and Interpretation with Special Reference to the Hillfort of Kuhmoinen. HTF [Internet]. 01 juni 1991 [citerad 22 november 2024];76(2). Tillgänglig vid: https://journal.fi/htf/article/view/65691