@article {66301,
	title = {A PTAS for a particular case of the two-machine flow shop with limited machine availability},
	journal = {Journal of Mathematical Modelling and Algorithms in Operations ResearchJournal of Mathematical Modelling and Algorithms in Operations Research},
	volume = {13},
	year = {2014},
	month = {2014},
	pages = {511-522},
	isbn = {2214-2495},
	author = {Hadda, Hatem}
}
