1. Biomass co-firing. An efficient way to reduce greenhouse gas emissions. European Bioenergy Networks, 2003.
2. Martínez JM, Esteban L, Escalada R, Murillo JM, González E, Cabañas A, et al. Estudio de viabilidad de una planta de bioelectricidad basada en cultivos energéticos en la Comunidad de Castilla y León. Informe Final. Ref.: CIEMAT/DER-B/95-307/21/99.
3. Alakangas E, Veijonen K. In: AFB-net—VTT energy, phase III co-combustion and gasification plants in EU. Jyväskylä, Finland, February 1998. 10pp., 4 appendices.
4. Järvinen T, Alakangas E. In: Interim report: cofiring of biomass—evaluation of fuel procurement and handling in selected existing plants and exchange of information (Cofiring)—part 2. February 2000. 23pp., 2 appendices.
5. Martínez JM, Manzanares P, Carrasco J. Feasibility study to implement a biomass-to-electricity plant: a case study from Spain. In: Agenergy’99: energy and agriculture towards the third millenium, Athens, 2–5 June 1999. p. 118–25.