Koichi Tomomatsu, Takuya Tsuji, Tomotsugu Koyama, Tenta Segawa, Eiichiro Ono, Kenichi Suzuki, Keisuke Matsui, Akihiro Itai. "Double flower is associated with defects in a Phantastica-like gene in Catharanthus roseus." Scientific Reports, 2026. doi:10.1038/s41598-026-46883-2