B. N. Chaudhary, K. Piluek, T. Taychasinpitak, and C. Sagwansupyakorn, “Development and Maintenance of Gynoecious Lines of Cucumber (Cucumis sativus L.)”, Agr. Nat. Resour., vol. 35, no. 3, pp. 242–250, Sep. 2001.