TY JOUR TI Termination of a contract in the context of restrictions on the principle of contractual freedom in Russian civil law KW civil law KW civil law contract KW norms of civil law KW provisions of a civil contract KW the concept of a civil contract KW termination of a contract KW dissolution of contract KW freedom of contract JO Advances in Law Studies AU ALHAMDAWEE, M.W. PY 2020 IS 8 PB Publishing Center RIOR