1. Biproportional Matrices and Input-Output Changes;Bacharach,1970
2. Proof of the convergence of Sheleikhovskii's method for a problem with transportation constraints;Bregman;USSR Comput. Mathematics and Mathematical Physics,1967
3. On computing generalized solutions of sparse linear systems with application to some reconstruction problems;Elfving,1978
4. Solution of large sparse maximum entropy problems with linear equality constraints;Eriksson,1978
5. A note on balancing procedures for trip distribution estimation;Erlander;Transpn Res.,1978