1. Polymer Alloys and Blends; Hanser: Munich, 1989; p 1.
2. Society of Polymer Science of Japan. Polymer Alloys, 1st ed.; Tokyo Kagaku Dojin: Tokyo, 1981; p 1.
3. Society of Polymer Science of Japan. Polymer Alloys, 2nd ed.; Tokyo Kagaku Dojin: Tokyo, 1993; p 1.
4. Encyclopedia of Plastics; Asakura Shoten: Tokyo, 1992; p 1.
5. One Point Ser;Yamashita,1989