@inbook {marques2013block,
	title = {The Block-Matrix Sphericity Test: Exact and Near-Exact Distributions for the Test Statistic},
	booktitle = {Recent Developments in Modeling and Applications in Statistics},
	year = {2013},
	note = {n/a},
	pages = {169{\textendash}177},
	publisher = {Springer Berlin Heidelberg},
	organization = {Springer Berlin Heidelberg},
	abstract = {n/a},
	author = {Marques,Filipe J. and Coelho, Carlos A and Marques, Paula}
}
