@article {1035,
	title = {Second-Order Asymptotics for the Gaussian MAC with Degraded Message Sets},
	journal = {IEEE Transactions on Information Theory},
	volume = {61},
	year = {2015},
	month = {01/2015},
	pages = {157-172},
	url = {http://arxiv.org/abs/1310.1197},
	author = {Scarlett, Jonathan and Tan, Vincent Y. F.}
}
