Final recommendations derived from the project Invert : investing in RES & RUE technologies ; models for saving public money : a research project within the Altener Program of the European Commission, DG TREN : report of work phase 7 of the project / authors: Lukas Kranzl, [et al.], Adam GUŁA, Beata ŚLIŻ, [et al.] ; Energy Economics Group (EEG), [etc.]. — Vienna, Austria : EEG ; Vienna University of Technology. Institute of Power Systems and Energy Economics, 2005. — II, 42 s.. — Bibliogr. s. 42, Summ.