@article {kuruppuarachchi2014re,
	title = {Re-examining the Futures Market Efficiency using a New Approach in the Presence of a Time-Varying Risk Premium},
	journal = {Available at SSRN 2233117},
	year = {2014},
	author = {Kuruppuarachchi, Duminda and Lin, Hai and Premachandra, IM}
}
