Nica, Dragos
Popescu, Cristina
Draghici, George
Privistirescu, Ionela
Suciu, Maria
Stöger, Reinhard
Funding for this research was provided by:
Romanian National Authority for Scientific Research and Innovation, CNCS-UEFISCDI, Research Council (PN-II-RU-TE- 2014-4-0776)
Article History
Received: 16 January 2017
Accepted: 24 April 2017
First Online: 11 May 2017