http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Four phenylethanoids from leaves of Pseuderanthemum carruthersii (Seem.) Guill. Var. Atropurpureum (Bull.) Fosb
Vo Thi Nga, Nguyen Thị Kim Phung, Nguyen Ngoc Suong.