Dec 30 2023 Mohamed Arouri , Sabrine Ayed , Mathieu Gomes and Adel Barguellil   War and cryptocurrency markets: An empirical investigation   Abstract  Contact Information  Citation  Full Text  -  Note   Feb 20 2022 Ngo Thai Hung   The COVID-19 effects on cryptocurrency markets: robust evidence from time-frequency analysis   Abstract  Contact Information  Citation  Full Text  -  Preliminary Result