[Untitled]

MLA

Manfred Plank, et al. Annals of Operations Research, vol. 89, Jan. 1999, pp. 215–30. EBSCOhost, https://doi.org/10.1023/a:1018927723944.

APA

Manfred Plank, Engelbert J. Dockner, & Kazuo Nishimura. (1999). Annals of Operations Research, 89, 215–230. https://doi.org/10.1023/a:1018927723944

Chicago

Manfred Plank, Engelbert J. Dockner, and Kazuo Nishimura. 1999. Annals of Operations Research 89 (January): 215–30. doi:10.1023/a:1018927723944.