Current problems related to energy policy and law in European UnionKerikmäe, Tanel21st International Annual Conference on Energy between Law and Economics, May 6-8 20132013 / p. 391-402 : ill Current problems related to energy policy and law in European UnionKerikmäe, Tanel; Dutt, Pawan KumarL'Europe unie = United Europe2013 / p. 112-120 : ill