1. Seretoudi G, Bikiaris D, Panayiotou C, (2002) Polymer 43(20):5405.
2. Lenau T., The designer’s guide to manufacturing, Design in Site, copyright 1996-2003. (http: designinsite.dk/htmsider/m0954.htm)
3. Rhee SH, Choi JY, Kim H, (2002) Biomaterials 33(24):4915.
4. Lin WJ, Lu CH, (2002) Journal of Membrane Science 198(1):109.
5. Guillet JE (1973) Study of Polymer Structure and Interactions by Inverse Gas Chromatography. In New Development in Gas Chromatography Purnel JH Ed. Wiley-Interscience, New York.