The effectiveness of European energy policy on the Italian system: Regional evidences from a hierarchical cluster analysis approach
2004 ◽
Vol 16
(4)
◽
pp. 47-58
◽
2019 ◽
Vol 15
(S367)
◽
pp. 397-399
2011 ◽
Vol 90
(1)
◽
pp. 13-17
◽