@inproceedings{JW1996,
               author = {J. Göppert, W. Rosenstiel},
               title = {Varying Cooperation in SOM for Improved Function Approximation},
               booktitle = {IEEE International Conference on Neural Networks (ICNN)},
               year = {1996},
               volume = {1},
               pages = {1-6},
               address = {IEEE Service Center, Piscataway, NJ, USA}
}