Noun in Biblical Armenian Origin and Word-Formation - with special emphasis on the Indo-European heritage Olsen Birgit Anette Innbundet / 1999 / Engelsk
Linguistic Roots of Europe Origin and Development of European Languages Mailhammer, Robert Innbundet / 2015 / Engelsk
Tracing the Indo-Europeans New evidence from archaeology and historical linguistics Olsen Birgit Anette Heftet / 2019 / Engelsk