HAS THE COVID-19 PANDEMIC AFFECTED THE FLOW OF INFORMATION AMONG CRYPTOCURRENCIES?[J] FRACTALS-COMPLEX GEOMETRY PATTERNS AND SCALING IN NATURE AND SOCIETY Do Nascimento, Kerolly Kedma Felix Dos Santos, Fabio Sandro Jale, Jader Silva Xavier Junior, Silvio Fernando Alves Ferreira, Tiago A. E.
Extracting Rules via Markov Chains for Cryptocurrencies Returns Forecasting[J] COMPUTATIONAL ECONOMICS Felix do Nascimento, Kerolly Kedma dos Santos, Fabio Sandro Jale, Jader Silva Alves Xavier Junior, Silvio Fernando Ferreira, Tiago A. E.