THE PROTO-INDO-EUROPEAN ORIGINS AND DIACHRONIC DEVELOPMENT OF THE GERMAN VERB HABEN: FROM CONCRETE PHYSICAL ACTION TO GRAMMATICAL AUXILIARY IN THE GERMANIC. FLEDU [Internet]. 2025 Oct. 20 [cited 2026 Apr. 19];64(5):7-29. Available from: https://journalfledu.com/index.php/fleduuz/article/view/115