
2 - Finite geometries : papers presented at a conference held in Winnipeg at Saint John's College, July 9-18, 1984 |
3 - Twin buildings and applications to S-arithmetic groups |
2 - Finite geometries : papers presented at a conference held in Winnipeg at Saint John's College, July 9-18, 1984 |
3 - Twin buildings and applications to S-arithmetic groups |