TY JOUR TI COMMUNICATIVE PORTRAIT OF A SERBO-SPEAKING LEARNERS IN LINGUODIDACTIC LIGHTING KW linguistic KW speech KW communicative portrait KW communicative behavior KW russian as a foreign language KW serbian-speaking learners. JO Scientific Research and Development. Modern Communication Studies AU Prosvirkina, I.I. AU Nifantova, P.A. PY 2025 IS 14 PB INFRA-M Academic Publishing LLC.