Reference:
 - Author: >
    David L Applegate and William Cook and Sanjeeb Dash and Daniel G Espinoza
   Title: Exact solutions to linear programming problems
   Journal: Operations Research Letters
   Year: 2007
   Volume: 35
   Number: 6
   Pages: 693-699
   DOI: 10.1016/j.orl.2006.12.010
   URL: http://www.sciencedirect.com/science/article/pii/S0167637707000211
