@article {Liu2012,
	title = {On the detectability of different forms of interaction in regression models},
	journal = {Metrika},
	volume = {75},
	number = {3},
	year = {2012},
	pages = {347{\textendash}365},
	publisher = {Springer},
	doi = {10.1007/s00184-010-0330-8},
	author = {Liu, Juxin and Gustafson, Paul}
}
