1. Honeybees and Rapeseed: A Pollinator-Plant Interaction;Abrol,2001
2. The World Vegetable Center;AVRDC,2009
3. Manual of Cultivated Plants Most Commonly Grown in the Continental United States and Canada;Bailey,1949
4. Unexpected difficulties met with the radish cytoplasm;Bannerot;Cruciferae Newsletter,1977
5. Bannerot, H.L.; L. Boulidard; Y. Caulderon; J. Tempe. Transfer of Cytoplasmic Male Sterility from Raphanus sativus to Brassica oleracea. Presented at the Eucarpia Meeting Cruciferae, Dundee, Scotland, 1974; pp 52–54.