| Organisation Study Group: |
| B.W. van de Fliert |
| Mathematical Institute |
| Leiden University |
| Niels Bohrweg 1 |
| P.O. Box 9512 |
| 2300 RA LEIDEN |
| The Netherlands |
| Phone: +31-71-5277114 |
| Fax: +31-71-5276985 |
| E-mail:
fliert@wi.leidenuniv.nl |
|
| Lorentz Center: |
| N. Vis |
| Lorentz Center |
| Leiden University |
| Niels Bohrweg 2 |
| P.O. Box 9512 |
| 2300 RA LEIDEN |
| The Netherlands |
| Phone: +31-71-5271212 |
| Fax: +31-71-5271235 |
| E-mail:
vis@lc.leidenuniv.nl |
|