Roumelis, George
Velentzas, Polychronis
Vassilakopoulos, Michael http://orcid.org/0000-0003-2256-5523
Corral, Antonio
Fevgas, Athanasios
Manolopoulos, Yannis
Funding for this research was provided by:
Ministerio de EconomÃa y Competitividad (MINECO), Spain (TIN2017-83964-R)
Article History
Received: 9 May 2019
Revised: 24 October 2019
Accepted: 30 October 2019
First Online: 9 November 2019