Y.Gunji, S.Nozoe, H.Nakayama, ad, K. Nakabayashi. Assessment and Evaluation Essay-type Chemistry Questions in Japanese University Entrance Exams: Through an Analysis of GCE A-Level Examination in England. Journal of Science Education in Japan. 2017. 41. 3. 315-324
Y. Okamura, T. Yuji, H. Kinoshita, K. Nakabayashi, T. Fujimoto. Factors relation to the pigment production using natural dye. International journal of innovations in engineering and technology. 2015. 64-69