Model Relaxations for the Fuel Cost Minimization of Steady-State Gas Pipeline Networks. Wu, S., Ríos-Mercado, R. Z., Boyd, E. A., & Scott, L. R. Mathematical and Computer Modelling, 31(2--3):197--220, 2000.
bibtex   
@article{ mcm-2000,
  author = {S. Wu and R. Z. Ríos-Mercado and E. A. Boyd and L. R. Scott},
  title = {Model Relaxations for the Fuel Cost Minimization of
            Steady-State Gas Pipeline Networks},
  journal = {Mathematical and Computer Modelling},
  year = {2000},
  volume = {31},
  number = {2--3},
  pages = {197--220},
  keywords = {pisis}
}

Downloads: 0