TY JOUR TI BURNING ISSUES OF INTEGRATION LAW AND CONSTITUTIONAL LAW OF MEMBER-STATES KW Eurasian Economic Union KW Custom Union KW Court of the Eurasian Economic Union KW Constitutional Court of the Russian Federation KW Constitutional Council of the Republic of Kazakhstan KW dualism of legal regulation. JO Journal of Foreign Legislation and Comparative Law AU CHayka, K.. PY 2016 IS 2 PB Legal publishing house Norm