1. Dow Polyurethanes Flexible Foams Herrington , R. Hock , K. Dow Chemical Company Midland 2.5
2. On the Division of Space with Minimum Partitional Area;Kelvin;Philosophical Magazine,1887
3. US Patent Nos. 6617014, 6991848 and 7048966, Dow, 1997
4. Mechanism of cell detachment from temperature-modulated, hydrophilic-hydrophobic polymer surfaces;Okano;Biomaterials,1995