Media type: E-Article Title: Research and Science Today No. 2(2)/2011 Contributor: Adriana Rodica MUREŞAN; Cătălin CRISTESCU; Anca-Elena RUSU; Flavius-Cristian MĂRCĂU; Mihaela Andreea CIOREI; Iulian Marcel CIUBOTARU; Irina DAMIAN; Ileana Daniela ŞERBAN; Diana-Gabriela POPA (LUPU); Anamaria Elena GHEORGHE; Denis – Gabriela GHERVASE; Daniel IOSIF; Ştefan - Claudiu MARIN; Camelia MARIN; Mihaela RUXANDA imprint: 2011 Published in: Research and Science Today (2011) Language: German; English; French ISSN: 2247-4455 Origination: Footnote: Access State: Open Access