TY JOUR TI The strengthening of statehood of Kazakhstan in the light of the five institutional reforms of the President of the Republic of Kazakhstan Nursultan Nazarbayev KW sources of law KW sources of Constitutional Law KW Constitution of the Republic of Kazakhstan KW institutional reforms KW principle of supremacy of the Constitution JO Advances in Law Studies AU Kubeev, E.K. PY 2015 IS 3 PB Publishing Center RIOR