sambal.gms:

Reference:

• Zenios, S A, Drud, A S, and Mulvey, J, Balancing some large Social Accounting Matrices with Nonlinear Programming. Tech. rep., Department of Civil Engineering, Princeton University, 1986.
• Original source: GAMS Model of sambal.gms from GAMS Model Library

Point: p1 
Best known point: p1 with value 3.9682