@article {MR2365444,
	title = {A Deodhar-type stratification on the double flag variety},
	journal = {Transform. Groups},
	volume = {12},
	number = {4},
	year = {2007},
	pages = {769{\textendash}785},
	issn = {1083-4362},
	doi = {10.1007/s00031-007-0061-8},
	url = {http://dx.doi.org/10.1007/s00031-007-0061-8},
	author = {Webster, Ben and Yakimov, Milen}
}
