Will blockchain shift Online Travel Agencies toward growth or to an end?[J] TOURISM ECONOMICS 2021 Ampountolas, Apostolos Chiffer, Elizabeth
Cryptocurrencies Intraday High-Frequency Volatility Spillover Effects Using Univariate and Multivariate GARCH Models[J] INTERNATIONAL JOURNAL OF FINANCIAL STUDIES 2022(10) Ampountolas, Apostolos
