1. Separation of solids in the surface-layers of solutions and ‘suspensions’ (observations on surface-membranes, bubbles, emulsions, and mechanical coagulation).-Preliminary account;Ramsden;Proc. R. Soc. Lond.,1903
2. Emulsions;Pickering;J. Chem. Soc. Trans.,1907
3. Emulsions with finely divided solids;Briggs;J. Ind. Eng. Chem.,1921
4. The theory of emulsion;Finkle;J. Am. Chem. Soc.,1923
5. Control of contact angles at the oil-water-solid interfaces. Emulsions stabilized by solid particles (BaSO4);Schulman;Trans. Faraday Soc.,1954