@article {le1998note,
	title = {A note on the existence of maximum likelihood estimates for Gaussian-inverted Wishart models},
	journal = {Statistics and probability letters},
	volume = {40},
	number = {2},
	year = {1998},
	pages = {133{\textendash}137},
	publisher = {Elsevier},
	author = {Le, N and Sun, L and Zidek, J.V.}
}
