Carta A, Campigli S, Peruzzi L, Bedini G (2016-11-01). "The avoidance of self-interference in the Tuscan endemic spring geophyte Crocus etruscus Parl. (Iridaceae)". Plant Biosystems. 150 (6): 1358–1363. doi:10.1080/11263504.2015.1118164. ISSN1126-3504. S2CID87988779.
Carta A, Campigli S, Peruzzi L, Bedini G (2016-11-01). "The avoidance of self-interference in the Tuscan endemic spring geophyte Crocus etruscus Parl. (Iridaceae)". Plant Biosystems. 150 (6): 1358–1363. doi:10.1080/11263504.2015.1118164. ISSN1126-3504. S2CID87988779.
Jelitto, Leo; Schacht, Wilhelm; Epp, Michael E.; Baumgardt, John Philip; Fessler, Alfred (1990). Hardy herbaceous perennials. Portland, OR: Timber Press. p. 170. ISBN0-88192-159-9. OCLC20012412.
Carta A, Campigli S, Peruzzi L, Bedini G (2016-11-01). "The avoidance of self-interference in the Tuscan endemic spring geophyte Crocus etruscus Parl. (Iridaceae)". Plant Biosystems. 150 (6): 1358–1363. doi:10.1080/11263504.2015.1118164. ISSN1126-3504. S2CID87988779.