Large scale spatio-temporal behaviour in surface growth - Scaling and dynamics of slow height variations in generalized two-dimensional Kuramoto-Sivashinsky equationsVaidas Juknevičius, Julius Ruseckas and Jogundas ArmaitisEur. Phys. J. B, 90 9 (2017) 163DOI: https://doi.org/10.1140/epjb/e2017-70567-0