Saied Ghannadan

Strongly polynomial algorithm for a production-transportation problem with concave production cost

H. Tuy, A. Migdalas, Saied Ghannadan, 1993 .

A strongly polynomial algorithm for a concave production-transportation problem with a fixed number of nonlinear variables

Peter Värbrand, Athanasios Migdalas, Hoang Tuy, 1996, Math. Program..

The Minimum Concave Cost Network Flow Problem with fixed numbers of sources and nonlinear arc costs

Peter Värbrand, Athanasios Migdalas, Hoang Tuy, 1995, J. Glob. Optim..

Strongly polynomial algorithm for two special minimum concave cost network flow problems

Peter Värbrand, Athanasios Migdalas, Hoang Tuy, 1995 .

Strongly polynomial time algorithms for certain concave minimization problems on networks

Hoang Tuy, Saied Ghannadan, Nguyen Dinh Dan, 1993, Oper. Res. Lett..