@article {65905,
	title = {A note on {\textquotedblleft}Simultaneously scheduling n jobs and the preventive maintenance on the two-machine flow shop to minimize the makespan{\textquotedblright}},
	journal = {International Journal of Production EconomicsInternational Journal of Production Economics},
	volume = {159},
	year = {2015},
	month = {2015},
	pages = {221-222},
	isbn = {0925-5273},
	author = {Hadda, Hatem}
}
