Václav Blažek. Indo-European nominal o-stems and question of their origin. The Poznań Society for the Advancement of Arts and Sciences, PL ISSN 0079-4740, pp. 7-16
In the article the most productive formation of the Indo-European nominal declension, the o-stems, are described and analyzed. Two competing interpretations are discussed. One of them is finally preferred with respect to external typological parallels.