Chiriac, H.
Radu, E.
Țibu, M.
Stoian, G. http://orcid.org/0000-0002-5908-5999
Ababei, G.
Lăbușcă, L.
Herea, D.-D.
Lupu, N.
Funding for this research was provided by:
Ministry of Education and Research (Ministerul Cercetarii si Inovarii)
Article History
Received: 12 March 2018
Accepted: 23 July 2018
First Online: 1 August 2018
Competing Interests
: The authors declare no competing interests.