- How viable are biofuels, Part 3: BP and Neste are looking to biofuels in the future Renewable Energy Focus, 26 January 2012 – or pdf of original full article, Biofuels Bottleneck, published in the November/December 2011 issue
- How viable are biofuels, Part 2: Biofuels Standards. For European players, sustainability requirements add extra pressure… Renewable Energy Focus, 25 January 2012 – or pdf of original full article, Biofuels Bottleneck, published in the November/December 2011 issue
- How viable are biofuels, Part 1: With an increased focus on biofuels as an energy solution, have policy makers been too optimistic about how soon second-generation biofuels can be developed? Renewable Energy Focus, 24 January 2012 – or pdf of original full article, Biofuels Bottleneck, published in the November/December 2011 issue
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