Dipojono, H. K., Safitri, I., Nugraha, N., Budi, E. M., Nuryanti, N., Saputro, A. G., David, M. Y., & Kasai, H. (2013). Immobilization of Amino Acids Leucine and Glycine on Polypyrrole for Biosensor Applications: A Density Functional Theory Study. Journal of Mathematical and Fundamental Sciences, 43(2), 113-122. https://doi.org/10.5614/itbj.sci.2011.43.2.4