@article {lu2017influence,
	title = {Influence of Lu3+ Doping on the Crystal Structure of Uniform Small (5 \& 13 nm) NaLnF4 Upconverting Nanocrystals},
	journal = {J. Phys. Chem. C.},
	volume = {121},
	number = {33},
	year = {2017},
	pages = {18178{\textendash}18185},
	doi = {10.1021/acs.jpcc.7b03783},
	author = {E. Lu and J. Pichaandi and L. Arnett and L. Tong and M. A. Winnik*}
}
