APA (7th ed.) Citation

Grötschel, M., Martin, A., & Weismantel, R. (1992). Routing in grid graphs by cutting planes. ZIB.

Chicago Style (17th ed.) Citation

Grötschel, Martin, Alexander Martin, and Robert Weismantel. Routing in Grid Graphs by Cutting Planes. Berlin: ZIB, 1992.

MLA (9th ed.) Citation

Grötschel, Martin, et al. Routing in Grid Graphs by Cutting Planes. ZIB, 1992.