@article{Mattheiss1973, 
     author = "Mattheiss, T. H.", 
     doi = "10.1287/opre.21.1.247", 
     issn = "0030-364X", 
     journal = "Operations Research", 
     month = "feb", 
     number = "1", 
     pages = "247--260", 
     title = "An Algorithm for Determining Irrelevant Constraints and all Vertices in Systems of Linear Inequalities", 
     volume = "21", 
     year = "1973", 
}

Problems: 479