Rudolphe Spichiger & Vincent Savolainen. 1997. Present state of Angiospermae phylogeny. Candollea 52: 435-455 (textArchived 2007年3月12日, at the Wayback Machine.)
Rudolphe Spichiger & Vincent Savolainen. 1997. Present state of Angiospermae phylogeny. Candollea 52: 435-455 (textArchived 2007年3月12日, at the Wayback Machine.)