APA (7th ed.) Citation

Vale, C., Ribeiro, I. M., & Calçada, R. (2012). Integer programming to optimize tamping in railway tracks as preventive maintenance.

Chicago Style (17th ed.) Citation

Vale, Cecília, Isabel M. Ribeiro, and Rui Calçada. Integer Programming to Optimize Tamping in Railway Tracks as Preventive Maintenance. 2012.

MLA (8th ed.) Citation

Vale, Cecília, et al. Integer Programming to Optimize Tamping in Railway Tracks as Preventive Maintenance. 2012.