T. Kiss, JuditKocsis, Imre2013-06-102013-06-102013Annals of the Oradea University [elektronikus dokumentum] : Fascicle of Management and Technological Engineering. -22 : 1 (2013), p. 155-158. -An. Oradea Univ. Fasc. Manag. Techn. Engineer. - 1583-06911583-0691http://hdl.handle.net/2437/170643On the optimization of energy-efficient modernization and renewable energy investmentsfolyóiratcikkopen access journalhttp://webpac.lib.unideb.hu:8082/ebib/CorvinaWeb?action=cclfind&resultview=long&ccltext=idno+BIBFORM046636TársadalomtudományokKözgazdaságtudományokhttp://www.imtuoradea.ro/auo.fmte/files-2013-v1/Kiss%20Judit%202.pdfCC BY-NC-ND 4.02021-02-23