1. Minimum cost-reliability ratio path problem;Ahuja;Comput. Oper. Res.,1988
2. Ratio dynamic programs;Aneja;Oper. Res. Lett.,1984
3. The theory of linear forms in logarithms;Baker,1977
4. The complexity of some problems in parametric linear and combinatorial programming;Carstensen,1983
5. Minimum ratio spanning trees;Chandrasekaran;Networks,1977