E. Rusen, A. Mocanu, A. Dinescu, G. Mustatea, A. Diacon.
U.P.B. Sci. Bull., Series B, vol. 78, Iss. 2, 2016, 25-36. https://www.scientificbulletin.upb.ro/rev_docs_arhiva/full8c6_222982.pdf
E. Rusen, A. Mocanu, A. Dinescu, G. Mustatea, A. Diacon.
U.P.B. Sci. Bull., Series B, vol. 78, Iss. 2, 2016, 25-36. https://www.scientificbulletin.upb.ro/rev_docs_arhiva/full8c6_222982.pdf