@article {11374, title = {Towards Overcoming the Brightness Ceiling of Mechanical Pulps Prepared from Blue-stained Lodgepole Pine Chips}, journal = {Pulp and Paper Canada}, volume = {5/6}, year = {2009}, pages = {44-50}, author = {Hu, Thomas Q. and Williams, T. and Yazdi, S. and Watson, P.} }