Fradique, M., W. Grabowski and W. A. Lidy.1987 . "Silicone Surfactants for Polyester Polyurethane Foams," Proc. of the FSK/SPI Polyurethanes World Congress, pp. 520-525.
2.
Murphy, G. J., C. S. Eschbach and F. O. Baskent.1982. "Silicone Surfactant Performance Requirements in Reduced Combustibility Polyurethane Foams," Journal of Cellular Plastics (January/February).