D. Radoslavova, J.C. Roux and J. Silvy. Hydrodynamic modelling of the behaviour of the pulp suspensions during beating and its application to optimising the reﬁning process. In The Fundamentals of Papermaking Materials, Trans. of the XIth Fund. Res. Symp. Cambridge, 1997, (C.F. Baker, ed.), pp 607–639, FRC, Manchester, 2018.