@article {RN33,
	title = {Schlieren confocal microscopy for phase-relief imaging},
	journal = {Optics Letters},
	volume = {39},
	number = {5},
	year = {2014},
	pages = {1238-1241},
	type = {Journal Article},
	issn = {0146-9592},
	doi = {10.1364/Ol.39.001238},
	url = {\&lt;Go to ISI\&gt;://WOS:000332233300035},
	author = {Xie, H. and Jin, D. Y. and Yu, J. J. and T. Peng and Ding, Y. C. and Zhou, C. H. and Xi, P.}
}
