00564naa#a2200169#i#450# EN\\bibl\70631 20241204112049.3 2712-9519 20220930b2022####ek#y0engy0150####ca RU THE ROLE OF FORMAL AND FUNCTIONAL APPROACHES IN THE DEFINITION OF DISCOURSE Journal article Astrakhan Astrakhan State Medical University 2022 8 с. Journal article local Лингвистика. Языкознание. Языки. 81 Matushkova Anna Ivanovna lobrj.ru