@inproceedings{iiasa4056,
       booktitle = {Proceedings of the Symposium New Developments in Neural Nets and Their Applications},
           title = {Neural networks for combinatorial optimization},
            year = {1994},
             url = {https://pure.iiasa.ac.at/id/eprint/4056/},
          author = {Aarts, E. H. L. and Stehouwer, H. P. and Wessels, J. and Zwietering, P. J.}
}