Quasi-periodic oscillations in accreting magnetic white dwarfs - II. The asset of numerical modelling for interpreting observationsC. Busschaert, É. Falize, C. Michaut, J.-M. Bonnet-Bidaud and M. MouchetA&A, 579 (2015) A25DOI: https://doi.org/10.1051/0004-6361/201425483