Nagano, Y.; Inafuku-Teramoto, S.; Hashimoto, M.; Mimura, T.; Matsumoto, R.; Yamamoto, M. Characterization of Chloroplast MatK Sequences of Citrus Tachibana and Citrus Depressa, Two Indigenous Species in Japan. Adv. Hort. Sci. 2014, 28, 95-99.