1. 1. B. Plettner, "Die Wurzeln des technischen Fortschritts", Siemens Zeitschrift 59 (1985) Heft 1, (in German).
2. Thermally stable photoresist polymer
3. 3. R. Rubner Siemens Forsch. Entwickl. Ber. . 5(2) (1976) 92.
4. 4. R. Rubner, W. Kleeberg and E. Kuhn, German Patent 2437348 (1974)
5. 5. H. Ahne, W.-D. Domke, R. Rubner, and M. Schreyer, "Polymers for High Technology: Electronics and Photonics". M.J. Bowden and S.J. Turner, Eds., ACS, Washington (1986) p.457