Gierer, J. and Imsgard, F. 1977. The reactions of lignin with oxygen and hydrogen peroxide in alkaline media. Svensk Papperstidning 80(16):510β518.
Gierer, J. 1986. Chemistry of delignification. 2. Reactions of lignins during bleaching. Wood Science and Technology 20(1):1β3.
Dence, C. W. 1996. Chemistry of chemical pulp bleaching. In: Dence, C. W. and Reeve, D. W. (Eds.). Pulp Bleaching β Principles and Practice. Tappi Press, Atlanta, GA, USA. Pp. 125β159.
McDonough, T. J. 1996. Oxygen delignification. In: Dence, C. W. and Reeve, D. W. (Eds.). Pulp Bleaching β Principles and Practice. Tappi Press, Atlanta, GA, USA. Pp. 213β239.
Salmela, M. 2007. Description of Oxygen-Alkali Delignification of Kraft Pulp Using Analysis of Dissolved Material. Doctoral Thesis. University of JyvΓ€skylΓ€, Finland.
Argyropoulos, D. S. and Liu, Y. 2000. The role and fate of ligninΚΌs condensed structures during oxygen delignification. Journal of Pulp and Paper Science 26(3):107β113.
Argyropoulos, D. S. 2003. Salient reactions in lignin during pulping and oxygen bleaching: an overview. Journal of Pulp and Paper Science 29(9):308β313.
Leroy, N., Chirat, C., Lachenal, D. and Robert, D. 2004. Extended oxygen delignification. Part I: Effects of multi-stage oxygen bleaching on softwood kraft pulp and residual lignins. Comparison with chlorine dioxide delignification. Appita Journal 57(2):137β141.
Lawoko, M., Henriksson, G. and Gellerstedt, G. 2003. New method for quantitative preparation of lignin-carbohydrate complex from unbleached softwood kraft pulp: lignin-polysaccharide networks. Holzforschung 57(1):69β74.
Β Backa, S., Gustavsson, C., LindstrΓΆm, M. E. and Ragnar, M. 2004. On the nature of residual lignin. Cellulose Chemistry and Technology 38(5,6):321β331.
Lawoko, M., Berggren, R., Berthold, F., Henriksson, G. and Gellerstedt, G. 2004. Changes in the lignin-carbohydrate complex in softwood kraft pulp during kraft and oxygen delignification. Holzforschung 58(6):603β610.