Informes de la IE
Urban, M. & Rubiano, C. I. (2014). Privatisation in Early Childhood Education (PECE). An Explorative Study on Impacts and Implications. Brussels, Belgium: Education International.
Wintour, N. (2013). Study on trends in freedom of association and collective bargaining in the education sector since the financial crisis 2008-2013. Education International: Brussels, Belgium.