1. Fujita S, Koyama K, Ono S (1982) Nikkakyo Geppo. 35 (11): 29
2. Ishimaru S, Kihayashi K, Takeuchi K, Sawada S, Ookura T (1999) J Soc Photogr Sci Technol Jpn. 62: 434
3. Fujita S (1992) R&D of Dye Releasers for Instant Color Photography: Design, Evaluation, and Synthesis. In: Noyori R (ed) Organic Synthesis in Japan. Past, Present, and Future, Tokyo Kagaku Dozin, Tokyo. pp 89–96
4. Fujita S (1982) Kagaku no Ryoiki. 36: 617
5. Fujita S (1983) Kino Zairyo. 3: 66