@article {1090,
	title = {Employee Scheduling in Service Industries with Flexible Employee Availability and Demand},
	journal = {Omega},
	volume = {66},
	year = {2017},
	pages = {159-169},
	doi = {http://dx.doi.org/10.1016/j.omega.2016.03.001},
	author = {Semra A{\u g}ral{\i} and Z C Ta{\c s}k{\i}n and Ali Tamer {\"U}nal}
}
