1. Adam, K., Jappelli, T., Menichini, A., Padula, M., & Pagano, M. (2002). Analyse, compare, and apply alternative indicators and monitoring methodologies to measure the evolution of capital market integration in the European Union. Report to the European Commission, 2002, 1–95.
2. Ambrose, B. W., Ancel, E., & Griffiths, M. D. (1992). The fractal structure of real estate investment trust returns: The search for evidence of market segmentation and nonlinear dependency. Real Estate Economics, 20(1), 25–54.
3. Apergis, N., Christou, C., & Miller, S. M. (2014). Country and industry convergence of equity markets: International evidence from club convergence and clustering. The North American Journal of Economics and Finance, 29, 36–58.
4. Ashenfelter, O., Gergaud, O., Storchmann, K., & Ziemba, W. (2018). Handbook of the economics of wine. Prices, finance, and expert opinion (Vol. 1–2, pp. 1–1048). World Scientific Publishing Co. Pte Ltd.
5. Baele, L., Ferrando, A., Hördahl, P., Krylova, E., & Monnet, C. (2004). Measuring financial integration in the euro area (No. 14). ECB occasional paper.