1. Classification and terminology of morainic landforms in Finland;Aario;Boreas,1977
2. Associations of flutings, drumlins, hummocks and transverse ridges;Aario;Geojournal,1977
3. Flutings, drumlins and Rogen-landforms;Aario;Nordia,1977
4. Drumlins of Kuusamo and Rogen-ridges of Ranua, northeast Finland;Aario,1987
5. Morainic landforms in Northern Finland;Aario,1990