@article {ray2005optimal,
	title = {Optimal prices and trade-in rebates for durable, remanufacturable products},
	journal = {Manufacturing \& Service Operations Management},
	volume = {7},
	number = {3},
	year = {2005},
	pages = {208{\textendash}228},
	publisher = {INFORMS},
	author = {Ray, Saibal and Boyaci, Tamer and Necati Aras}
}
