CO2 emission reduction options for EstoniaLandsberg, Mart; Agabus, Hannes; Liik, Olev3rd International Symposium "Topical Problems of Education in the Field of Electrical and Power Engineering" : Doctoral School of Energy and Geotechnology : Kuressaare, Estonia, January 16-21, 20062006 / p. 112-119 : ill CO2 emission reduction options for EstoniaLandsberg, Mart; Agabus, HannesTarptautines konferencijos Elektros ir valdymo technologijos - 2006 : pranešimu medžiaga = Proceedings of International Conference Electrical and Control Technologies - 20062006 / p. 405-410 : ill