Levine, S. (1939), “Problems of stability in hydrophobic colloidal solutions I. On the interaction of two colloidal metallic particles. General discussion and applications”, Proceedings of the Royal Society of London A170 (145): 165, Bibcode: 1939RSPSA.170..165L, doi:10.1098/rspa.1939.0024.
Levine, S.; Dube, G. P. (1940), “Interaction between two hydrophobic colloidal particles, using the approximate Debye-Huckel theory. I. General properties”, Transactions of the Faraday Society35: 1125–1141, doi:10.1039/tf9393501125.
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Levine, S. (1939), “Problems of stability in hydrophobic colloidal solutions I. On the interaction of two colloidal metallic particles. General discussion and applications”, Proceedings of the Royal Society of London A170 (145): 165, Bibcode: 1939RSPSA.170..165L, doi:10.1098/rspa.1939.0024.
