1. Comparison of Different Biogas Use Pathways for Latvia: Biogas Use in CHP vs. Biogas Upgrading;Dzene;Proceedings of the International Conference of the Environmental Engineering of Vilnius Gediminas Technical University,2014
2. Efficient Heat Use from Biogas CHP Plants. Case Studies from Biogas Plants in Latvia Proceedings of the Conference of the Environmental and Climate Technologies 2013/3;Dzene;Riga Technical University,2013
3. Review of Concepts for a Demand-driven Biogas Supply for Flexible Power Generation;Hahn;Renewable and Sustainable Energy Reviews,2014
4. Cost Analysis of Concepts for a Demand Oriented Biogas Supply for Flexible Power Generation;Hahn;Bioresource Technology,2014
5. Optimizing Biogas Plants with Excess Power Unit and Storage Capacity in Electricity and Control Reserve Markets;Hochloff;Biomass and Bioenergy,2014