@article {bilge2007tabu,
	title = {A tabu search algorithm for the single machine total weighted tardiness problem},
	journal = {European Journal of Operational Research},
	volume = {176},
	number = {3},
	year = {2007},
	pages = {1423{\textendash}1435},
	publisher = {Elsevier},
	author = {{\"U}mit Bilge and Kurtulan, M{\"u}jde and K{\i}ra{\c c}, Furkan}
}
@article {bilge2004tabu,
	title = {A tabu search algorithm for parallel machine total tardiness problem},
	journal = {Computers \& Operations Research},
	volume = {31},
	number = {3},
	year = {2004},
	pages = {397{\textendash}414},
	publisher = {Elsevier},
	author = {{\"U}mit Bilge and K{\i}ra{\c c}, Furkan and Kurtulan, M{\"u}jde and Pekg{\"u}n, Pelin}
}
@article {bilge1995time,
	title = {A time window approach to simultaneous scheduling of machines and material handling system in an FMS},
	journal = {Operations Research},
	volume = {43},
	number = {6},
	year = {1995},
	pages = {1058{\textendash}1070},
	publisher = {INFORMS},
	author = {{\"U}mit Bilge and Ulusoy, G{\"u}nd{\"u}z}
}
