In Vitro Preservation of Higo Chrysanthemum (Dendranthema ^|^times; grandiflorum (Ramat.) Kitam.) Roxas, N.J.L.; Tashiro, Y.; Miyazaki, S.; Isshiki, S.; Takeshita, A. Journal of the Japanese Society for Horticultural Science 63(4): 863-870 1995 https://eurekamag.com/research/068/427/068427507.php