Axelsson, O., He, X. and Neytcheva, M. 2015. Numerical Solution of the Time-Dependent Navier–Stokes Equation for Variable Density–Variable Viscosity. Part I. Mathematical Modelling and Analysis. 20, 2 (Mar. 2015), 232-260. DOI:https://doi.org/10.3846/13926292.2015.1021395.