Open Access to the Scientific Journal Literature: Situation 2009 Björk, Bo-Christer ; Welling, Patrik ; Laakso, Mikael ; Majlender, Peter ; Hedlund, Turid ; Guðnason, Guðni Abstract Publication: PLoS ONE Pub Date: June 2010 DOI: 10.1371/journal.pone.0011273 Bibcode: 2010PLoSO...511273B