The evolution of the sound composition of root words from the proto-language state to their modern functioning : Based on data from Russian and other Indo-European lexical systems
Tregubov, Andrei Nikolaevich, 1995, Candidate of Sciences dissertation
The evolution of the sound composition of root words from the proto-language state to their modern functioning : Based on data from Russian and other Indo-European lexical systems — Tregubov, Andrei Nikolaevich — 1995 — Russian Dissertation Library