TY JOUR TI Musical as a Type of Semiotic Cross-Communication in the Aspect of Teaching Russian as a Foreign Language KW musical KW theatricalization KW cross-codes KW edutainment KW Russian as a Foreign Language (RFL) KW communication studies JO Scientific Research and Development. Modern Communication Studies AU Akulov, A.A. PY 2026 IS 15 PB INFRA-M Academic Publishing LLC.