By Goumas M.   Lygerou V.   in European Journal of Operational Research

ISSN:0377-2217|123|3|606-613

Elsevier‎(2000)‎

Access to resources Favorite 12.871212

By Goumas M.G.   Lygerou V.A.   Papayannakis L.E.   in Energy Policy

ISSN:0301-4215|27|3|147-154

Elsevier‎(1999)‎

Access to resources Favorite 2.2699518