Popa, Alexandru https://orcid.org/0000-0003-1917-6455
Sasca, Viorel
Verdes, Orsina
Suba, Mariana
Barvinschi, Paul
Funding for this research was provided by:
Academia Româna (Project no. 4.3)
The Ministry of National Education - UEFISCDI (PN-II-PT-PCCA-2013-4-1708)
Article History
Received: 29 November 2017
Accepted: 29 May 2018
First Online: 7 June 2018