^Takahisa NAKANE; Yoko ARAI; Kazuo MASUDA; Yuh ISHIZAKI; Hiroyuki AGETA; Kenji SHIOJIMA. Fern Constituents: Six New Triterpenoid Alcohols from Adiantum capillus-veneris.. Chemical & Pharmaceutical Bulletin. 1999, 47 (4). doi:10.1248/CPB.47.543.
^K Tsuzuki; A Ohashi; Y Arai; K Masuda; A Takano; K Shiojima; H Ageta; S Q Cai. Triterpenoids from Adiantum caudatum. Phytochemistry. 2001-09, 58 (2). doi:10.1016/S0031-9422(01)00198-4.
^Kenji SHIOJIMA; Hiroyuki AGETA. Fern Constituents: Triterpenoids Isolated from the Leaves of Adiantum edgeworthii. Structures of 19.ALPHA.-Hydroxyadiantone and Fern-9(11)-en-25-oic Acid.. Chemical & Pharmaceutical Bulletin. 1994, 42 (1). doi:10.1248/CPB.42.45.