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@article{JLT_2004_14_1_JLT_2004_14_1_a10, author = {D. Pickrell}, title = {H\protect\textsuperscript{4}(BK, {Z)} and {Operator} {Algebras}}, journal = {Journal of Lie theory}, pages = {199--213}, publisher = {mathdoc}, volume = {14}, number = {1}, year = {2004}, url = {http://geodesic.mathdoc.fr/item/JLT_2004_14_1_JLT_2004_14_1_a10/} }
D. Pickrell. H4(BK, Z) and Operator Algebras. Journal of Lie theory, Tome 14 (2004) no. 1, pp. 199-213. http://geodesic.mathdoc.fr/item/JLT_2004_14_1_JLT_2004_14_1_a10/