@article{iiasa13557,
          volume = {7},
          number = {2},
           month = {April},
           title = {The Evolution of Transport},
       publisher = {American Institute of Physics Publising LLC},
         journal = {Industrial Physicist},
           pages = {20--24},
            year = {2001},
             url = {https://pure.iiasa.ac.at/id/eprint/13557/},
            issn = {1082-1848},
          author = {Ausubel, J. and Marchetti, C.}
}