@booklet {rubin1964calculation,
	title = {Calculation of upper tail percentiles for the chi-square distribution(Procedure for determining upper tail percentiles of chi-square distribution with arbitrary number of degrees of freedom- numerical integration)},
	number = {107, Nonr-225 (52)},
	year = {1964},
	publisher = {Department of Statistics, Stanford University},
	address = {Stanford, California},
	author = {Rubin, H. and Zidek, J.V.}
}
