1. Remote Sensing Analysis of the Chelsea Landslide;Alfoldi,1973
2. Landslide and Settlement Problems in Senitive Marine Clay, Ottawa Valley;Aylsworth,1997
3. The Rockslide and Debris Flow from Mount Cayley, B.C. in June 1994;Cruden;Can. Geotechnical Journal,1992
4. Geology and engineering phenomena of Champlain Sea clays;Gadd,1978
5. Lithofacies of Leda clay in the Ottawa Basin of Champlian Sea;Gadd;Geological Survey of Canada,1986