1 See http://www.rcuk.ac.uk/research/openaccess/ ; last accessed 30 December 2015.
2 See http://www.nwo.nl/en/policies/open+science/open+access+publishing ; last accessed 30 December 2015.
3 See https://www.elsevier.com/about/press-releases/corporate/dutch-universities and-elsevier-reach-agreement-in-principle-on-open-access-and-subscription ; last accessed 30 December 2015.
4 See http://openaccess.mpg.de/2121558/MPDL_Open_Access_White_Paper ; last accessed 30 December 2015.
5 For example, see Crotty (2015), Harnad (2015), Poynder (2015) and STM (n.d.).
6 See http://scoap3.org/ ; last accessed 30 December 2015.