TY - JOUR TI - Improving School Leadership T2 - INTERNATIONAL ORGANISATIONS RESEARCH JOURNAL IS - INTERNATIONAL ORGANISATIONS RESEARCH JOURNAL KW - schools KW - bilateral/multilateral cooperation in education area KW - secondary education AB - AU - Olga Perfilieva UR - https://iorj.hse.ru/en/2008-3-2/26839973.html PY - 2008 SP - 57-63 VL - 3