R. G. Thumann

A LAGRANGIAN MULTIPLIER APPROACH TO THE SOLUTION OF A SPECIAL CONSTRAINED MATRIX PROBLEM

W. I. Morrison, W. I. Morrison, R. G. Thumann, 1980 .

A Comment on “Evaluating the Possibilities for Exchanging Regional Input—Output Coefficients”

R. G. Thumann, R G Thumann, 1978 .