Biosynthesis of (−)- ent -kaurenoic acid in Smallanthus sonchifolius and its effect against microbial biofilms - Lopes, Adriana A.; Pina, Edieidia S.; Nader, Talita T.; Costa, Fernando Batista da; Pereira, Ana Maria S.; Pupo, Mônica Tallarico (Phytochemistry Letters, 2016)