Funding for this research was provided by:
Ministry of Education, Science and Technological Development Republic of Serbia (451-03-68/2020-14/ 200125)
Gruppo Nazionale per il Calcolo Scientifico (GNCS-INdAM) of Italy
Gruppo Nazionale per il Calcolo Scientifico (GNCS-INdAM) of Italy
Article History
Received: 31 January 2019
First Online: 9 June 2020