@article {waite2013potential,
	title = {Potential enstrophy in stratified turbulence},
	journal = {J. Fluid Mech.},
	volume = {722},
	year = {2013},
	note = {<em>Copyright (2013) Cambridge University Press.</em>},
	pages = {R4},
	url = {http://dx.doi.org/10.1017/jfm.2013.150},
	author = {Waite, Michael L}
}
