Authors
Ilze Vamza
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Fabian Diaz
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Peteris Resnais
SIA FUNDUSS, ‘Tiltakrogs’, Ieriķi, Drabešu parish, Latvia
Antra Radziņa
Institute of Energy Systems and Environment, Riga Technical University, Latvia
Dagnija Blumberga
Institute of Energy Systems and Environment, Riga Technical University, Latvia