- Canadian Institute of Surveying (1)
- Canadian Symposium on Remote Sensing (1)
- Geological Association of Canada (1)
- Gesellschaft für Aerosolforschung (Germany) (1)
- Indiana University. Dept. of Mathematics (1)
- International Association of Engineering Geology (1)
- Société d'éditions scientifiques (Paris, France) (1)
- Société des experts-chimistes de France (1)
- 東京大学理学部 (1)
- (9)