An overview of feed-in tariffs, premiums and tenders to promote electricity from biogas in the EU-28
Pablo-Romero, M. P.; Sanchez-Braza, A.; Salvador-Ponce, J. and Sanchez-Labrador, N. Renewable and Sustainable Energy Reviews. Volume 73, June 2017, Pages 1366-1379. Año: 2017 https://doi.org/10.1016/j.rser.2017.01.132
