Mikael Laakso, Bo-Christer Björk. Hybrid open access - A longitudinal study. J. Informetrics, 10(4):919-932, 2016. [doi]
@article{LaaksoB16, title = {Hybrid open access - A longitudinal study}, author = {Mikael Laakso and Bo-Christer Björk}, year = {2016}, doi = {10.1016/j.joi.2016.08.002}, url = {http://dx.doi.org/10.1016/j.joi.2016.08.002}, researchr = {https://researchr.org/publication/LaaksoB16}, cites = {0}, citedby = {0}, journal = {J. Informetrics}, volume = {10}, number = {4}, pages = {919-932}, }