1. Alfa Laval Co. Ltd. Brentford, Middlesex, England.
2. Baenitz, W. 1978. Fette, Seifen Anstrich-mittel 79, 476.
3. CHOCOLATE, COCOA, AND CONFECTIONERY
4. Bauermeister, H. 1966. House Mag. 139/66. Hamburg, W. Germany
5. British Patents 1961. Nos. 827, 172, and 925, 805. Unilever Co., England.