G.M. Kepler and S. Fraden, Attractive potential between confined colloids at low
ionic strength. Physical Review Letters 73, (1994) 356-360.
G.M. Kepler and S. Fraden, Video microscopy study of the potential energy of a colloidal
particle confined between two plates. Langmuir 10, (1994) 2501-2506.
G.M. Kepler, Colloidal interactions in a two-dimensional geometry.
Ph.D. thesis, (1992).