...
Helming J, Jansen S, van Meijl H and Tabeau A (2010). European farming and post-2013 CAP measures. LEI, part of Wageningen University and Research Centre, The Hague.
Hendriks, C., Graus, W. and van Bergen, F., (2002a). Global carbon dioxide storage potential and costs. Ecofys, Utrecht.Hendriks, C., Harmelink, M., Hofmans, Y. and de Jager, D., (2002b2002). Climate neutral energy carriers in the regulatory energy tax. Ecofys, Utrecht.
Hendriks C, Harmelink M, Burges K and Ransel K (20042004a). Power and heat productions: plant developments and grid losses. Ecofys, Utrecht.
Hendriks, C., Graus, W. and van Bergen, F., (2004b). Global carbon dioxide storage potential and costs. Ecofys, Utrecht.
Hertel TW (1997). Global trade analysis: modeling and applications Cambridge University Press, Cambridge (UK) / New York.
...