A Global Approach to Crew-Pairing Optimization. - Ranga Anbil; Rajan Tanga; Ellis L. Johnson (IBM Syst. J., 1992)

The volume algorithm: producing primal solutions with a subgradient method. - Francisco Barahona; Ranga Anbil (Math. Program., 2000)

On some difficult linear programs coming from set partitioning. - Francisco Barahona; Ranga Anbil (Discret. Appl. Math., 2002)