Reference
Gianni Sacchetti, Carlo Romagnoli, Mauro Ballero, Barbara Tosi, Ferruccio Poli (1998): Internal Secretory Structures and Preliminary Phytochemical Investigation on Flavonoid and Coumarin Content in Santolina insularis (Asteraceae). – Phyton, Annales Rei Botanicae, Horn – 37_2: 219 - 228.