@article {beale2009velocity,
	title = {A velocity decomposition approach for moving interfaces in viscous fluids},
	journal = {Journal of Computational Physics},
	volume = {228},
	number = {9},
	year = {2009},
	pages = {3358{\textendash}3367},
	publisher = {Elsevier},
	author = {Beale, J Thomas and Layton, Anita T}
}