《藍玫瑰》（最相葉月/岩波現代文庫）
《玫瑰大圖鑑》（上田善弘、河合伸志監修/NHK出版）
Yukihisa Katsumoto et al., 「Engineering of the Rose Flavonoid Biosyic Pathway Successfully Geed Blue-Hued Flowers Accumulating Delphinidin」, Plant Cell Physiol., 48(11), 1589-1600 (2007).
Kumi Yoshida et al., 「Blue Flower Color Development by Anthoins: from Chemical Structure to Cell Physiology」, Nat. Prod. Rep., 26(7), 884-915 (2009).