@book{30855,
	author = {Humphreys, James E.},
	title = {Representations of semisimple lie algebras in the BGG category O},
	publisher = {American Mathematical Society},
	year = {2008},
	series = {Graduate studies in Mathematics },
	address = {Providence},
	note = {"Purchased under NBHM grant for the year 2009-2010"}
}