Koizumi K, Akutsu T, Nakashita R, Suzuki Y. Tracing the geographic origin of Sakuraebi (Sergia lucens) by DNA and stable isotope analyses. Nippon Shokuhin Kagaku Kogaku Kaishi. 2014, 61, 160-167.
Ariyama K, Aoyama Y, Mochizuki A, Homura Y, Kadokura M, Yasui A. Determination of the geographic origin of onions between three main production areas in Japan and other countries by mineral composition. J. Agric. Food Chem. 2007, 55, 347-354.
Yokoyama T, Tokuda M, Amano M, Mikami K. Simultaneous determination of primary and secondary D- and L-amino acids by reversed-phase high-performance liquid chromatography using pre-column derivatization with two-step labelling method. Bioscience, Biotechnology, and Biochemistry. 2017, 81, 1681-1686.