1. Macrofossil plant analysis from the Oulainen, Vuojalankangas site;Aalto;Acta Univ. Oul. A 136 Geol.,1982
2. An eroded interglacial deposit at Vimpeli South Bothnia, Finland;Aalto;Geol. Surv. Finl. Bull.,1983
3. An interglacial beaver dam deposit at Vimpeli, Ostrobothnia, Finland;Aalto;Geol. Surv. Finl. Bull.,1989
4. Naakenavaara interglacial – a till covered peat deposit in western Finnish Lappland;Aalto;Bull. Geol. Soc. Finland,1992
5. Waldgrenzen und subrecenten Pollenspectren in Petsamo Lappland;Aario;Ann. Acad. Sci. Fenn. A,1940