Lehto, J. 2015. Advanced Biorefinery Concepts Integrated to Chemical Pulping. Doctoral Thesis. University of JyvΓ€skylΓ€, Laboratory of Applied Chemistry, JyvΓ€skylΓ€, Finland. 173 p.
Biermann, C. J. 1996. Handbook of Pulping and Papermaking. Academic Press, San Diego, CA, USA. Pp. 55β100.
Prinsen, P., Rencoret, J., Gutierrez, A., LiitiΓ€, T., Tamminen, T., Colodette, J. L., Alvaro Berbis, M., Jimenez-Barbero, J., Martinez, A. T. and del Rio, J. C. 2013. Modification of the lignin structure during alkaline delignification of Eucalyptus wood by kraft, soda-AQ, and soda-O2 cooking. Industrial & Engineering Chemistry Research 52:15702β15712.
Fengel, D. and Wegener, G. 1989. Wood β Chemistry, Ultrastructure, Reactions. Walter de Gruyter, Berlin, Germany. Pp. 414β481.
Lundquist, K., Simonson, R. and Tingsvik, K. 1981. Investigation of lignins from soda and soda/anthraquinone cooking of spruce wood. Paperi ja Puu 63:709β712.
SjΓΆstrΓΆm, E. 1993. Wood Chemistry β Fundamentals and Applications. 2nd edition. Academic Press, San Diego, CA, USA. Pp. 156β157.
Dimmel, D. 1996. Pulping with anthraquinone: fundamental chemistry. IPST Technical Paper Series Number 626, Institute of Paper Science and Technology, Atlanta, GA, USA.
Chai, X.-S., Samp, J., Hou, Q. X. Yoon, S.-H. and Zhu, J. Y. 2007. Possible mechanism for anthraquinone species diffusion in alkaline pulping. Industrial & Engineering Chemistry Research 46:5245β5249.
Venica, A. D., Chen, C.-L. and Gratzl, J. S. 2008. Soda-AQ delignification of poplar wood. Part 1: reaction mechanism and pulp properties. Holzforschung 62:627β636.
Venica, A. D., Chen, C.-L. and Gratzl, J. S. 2008. Soda-AQ delignification of poplar wood. Part 2: further degradation of initially dissolved lignins. Holzforschung 62:637β644.
Dimmel, D. and Gellerstedt, G. 2010. Chemistry of alkaline pulping. In: Heitner, C., Dimmel, D. and Schmidt, J. (Eds.). Lignin and Lignans β Advances in Chemistry. CRC Press, Boca Raton, FL, USA. Pp. 350β391.
GermgΓ₯rd, U., Annergren, G. and Olsson, B. 2000. Fibrelines. In: Fardim, P. (Ed.). Chemical Pulping Part 1, Fibre Chemistry and Technology. 2nd edition. Paper Engineersβ Association, Helsinki, Finland. Pp. 675β728.
Boman, R., Janson, C., LindstrΓΆm, L.-Γ ., Lundahl, Y. and Jain, N. K. 2009. Non-wood pulping technology β Present status and future. Proceedings of IPPTA Conference, May 6β7, 2009, Delhi, India.
Bajpai, P. 2018. BiermannΚΌs Handbook of Pulp and Paper. Volume 1: Raw Material and Pulp Making. Elsevier, Amsterdam, The Netherlands. Pp. 19β74.
Louhelainen, J. 2003. Changes in the Chemical Composition and Physical Properties of Wood and Non-Wood Black Liquors during Heating. Doctoral Thesis. University of JyvΓ€skylΓ€, Laboratory of Applied Chemistry, JyvΓ€skylΓ€, Finland. 68 p.
Holmlund, K. and Parviainen, K. 1999. Evaporation of black liquor. In: Gullichsen, J. and Fogelholm, C.-J. (Eds.). Chemical Pulping. Fapet Oy, Helsinki, Finland. Pp. B37βB93.
European Food Safety Authority (EFSA). 2012. Reasoned opinion on the review of the existing maximum residue levels (MRLs) for anthraquinone according to Article 12 of Regulation (EC) No 396/2005. EFSA Journal 10:2761.