Aziz, M. B. A. et al., eds., 2019. Fossil Free Fuels. Trends in Renewable Energy, Boca Raton: CRC Press

Biller, P. and Roth, A., 2018. Hydrothermal Liquefaction: A Promising Pathway Towards Renewable Jet Fuel. In: M. KALTSCHMITT and U. NEULING, eds. Biokerosene: Status and Prospects. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 607–635

Bridgwater, T., 2018. Challenges and Opportunities in Fast Pyrolysis of Biomass: Part I. Johnson Matthey Technology Review, 62(1), 118–130

Chowdhury, H., Loganathan, B., Mustary, I., Alam, F. and Mobin, S. M.A., 2019. Chapter 12 - Algae for biofuels: The third generation of feedstock. In: A. BASILE and F. DALENA, eds. Second and Third Generation of Feedstocks: Elsevier, pp. 323–344

EAFO, 2020. Alternative fuels for sustainable mobility in Europe. European Alternative Fuels Observatory. Available at: <https://www.eafo.eu/alternative-fuels/advanced-biofuels/generic-information>; [Accessed 11 December 2020]

EPURE, 2020. Statistics & Infographics: Renewable ethanol production by end-use. European renewable ethanol association, Brussels. Available at: <https://www.epure.org/media/2059/200813-def-data-renewable-ethanol-production-by-end-use-key-figures-2019-crop.jpg>; [Accessed 20 October 2020]

Gollakota, A.R.K., Kishore, N. and Gu, S., 2018. A review on hydrothermal liquefaction of biomass. Renewable and Sustainable Energy Reviews, 81, 1378–1392

IEA, 2019. Renewables 2019, Paris: International Energy Agency. Available at: <https://www.iea.org/reports/renewables-2019>;

IEA, 2020. Total final energy consumption by sector. World energy balances, Paris. Available at: <https://www.iea.org/data-and-statistics?country=WORLD&fuel=Energy%20consumption&indicator=TFCShareBySector>; [Accessed 30 November 2020]

Kircher, M., Bähr, C., Herzberg, D. and Schwarz, T., 2020. CO2 und CO: nachhaltige Kohlenstoffquellen für die zirkuläre Wertschöpfung. In: M. KIRCHER and T. SCHWARZ, eds. CO2 und CO – Nachhaltige Kohlenstoffquellen für die Kreislaufwirtschaft. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 1–8

Lima, L. M. de and Bacchi, M. R. P., 2018. Chapter 13 - Global Ethanol Market: Commercialization Trends, Regulations, and Key Drivers. In: A. K. CHANDEL and M. H. LUCIANO SILVEIRA, eds. Advances in Sugarcane Biorefinery: Elsevier, pp. 253–277

Mielke, T., 2018. World Markets for Vegetable Oils and Animal Fats. In: M. KALTSCHMITT and U. 

Neuling, U. and Kaltschmitt, M. eds. Biokerosene: Status and Prospects. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 147–188

Muscat, A., Olde, E. M. de, Boer, I.J.M. de and Ripoll-Bosch, R., 2020. The battle for biomass: A systematic review of food-feed-fuel competition. Global Food Security, 25, 100330

Neuling, U. and Kaltschmitt, M., 2018. Biokerosene from Vegetable Oils – Technologies and Processes. In: M. KALTSCHMITT and U. NEULING, eds. Biokerosene. Status and Prospects. Berlin, Heidelberg: Springer, pp. 475–496

OECD/FAO, 2019. OECD-FAO Agricultural Outlook 2019-2028, Paris, Rome

OECD/FAO, 2020. OECD-FAO Agricultural Outlook 2020-2029, Paris, Rome

Proskurina, S., Junginger, M., Heinimö, J., Tekinel, B. and Vakkilainen, E., 2019. Global biomass trade for energy— Part 2: Production and trade streams of wood pellets, liquid biofuels, charcoal, industrial roundwood and emerging energy biomass. Biofuels, Bioproducts and Biorefining, 13(2), 371–387

Rauch, R., Hofbauer, H., Neuling, U. and Kaltschmitt, M., 2018. Biokerosene Production from Bio-Chemical and Thermo-Chemical Biomass Conversion and Subsequent Fischer-Tropsch Synthesis. In: M. 

Kaltschmitt, M. and Neuling, U., eds. Biokerosene: Status and Prospects. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 497–542

REN21, 2020. Renewables 2020 Global Status Report, Paris: REN21 Secretariat [Accessed 10 December 2020]

RFA, 2020. Annual World Fuel Ethanol Production. Renewable Fuels Association (RFA), Ellisville, MO U.S. Available at: <https://ethanolrfa.org/statistics/annual-ethanol-production/>; [Accessed 31 December 2020]

Roedl, A., 2018. Lignocellulosic Biomass. In: M. KALTSCHMITT and U. NEULING, eds. Biokerosene. Status and Prospects. Berlin, Heidelberg: Springer, pp. 189–220

Roth, A., Riegel, F. and Batteiger, V., 2018. Potentials of Biomass and Renewable Energy: The Question of Sustainable Availability. In: M. KALTSCHMITT and U. NEULING, eds. Biokerosene: Status and Prospects. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 95–122

Thormann, L. and Pizarro de Oro, P., 2018. Fuels from Pyrolysis. In: M. KALTSCHMITT and U. NEULING, eds. Biokerosene: Status and Prospects. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 575–605

Toldrá-Reig, F., Mora, L. and Toldrá, F., 2020. Trends in Biodiesel Production from Animal Fat Waste. Applied Sciences, 10(10), 3644

Toor, S. S., Rosendahl, L. A., Hoffmann, J., Pedersen, T. H., Nielsen, R. P. and Søgaard, E. G., 2014. Hydrothermal Liquefaction of Biomass. In: F. JIN, ed. Application of Hydrothermal Reactions to Biomass Conversion. Berlin, Heidelberg: Springer Berlin Heidelberg, pp. 189–217

Uddin, M. N., Techato, K., Taweekun, J., Rahman, M. M., Rasul, M. G., Mahlia, T. M.I. and Ashrafur, S. M., 2018. An Overview of Recent Developments in Biomass Pyrolysis Technologies. Energies, 11(11), 3115

UFOP, 2020. UFOP Report on Global Market Supply 2019/2020. European and world demand for biomass for the purpose of biofuel production in relation to supply in the food and feedstuff markets. 

UFOP UNION ZUR FÖRDERUNG VON OEL- UND PROTEINPFLANZEN, ed., Berlin

Valladares, M.-R. de, 2017. Global Trends and Outlook for Hydrogen, Tres Cantos, Spain: IEA Hydrogen Technology Collaboration Program. Available at: <https://ieahydrogen.org/pdfs/Global-Outlook-and-Trends-for-Hydrogen_Dec2017_WEB.aspx>; [Accessed 23 November 2020]