共 50 条
- [7] Transportation: Principles and Problems [J]. ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1946, 248 : 290 - 291
- [9] Goal transportation problems [J]. Fourth Wuhan International Conference on E-Business: The Internet Era & The Global Enterprise, Vols 1 and 2, 2005, : 943 - 948
- [10] DEGENERACY IN TRANSPORTATION PROBLEMS [J]. DISCRETE APPLIED MATHEMATICS, 1986, 13 (2-3) : 223 - 237