Saichol Ketsa and Kittipong Treetaruyanondha, “Effect of 8- Hydroxyquinoline Sulfate and Sucrose on Vase Life and Postharvest Changes of ‘christian Dior’ Cut Roses”, Agr. Nat. Resour., vol. 22, no. 3, pp. 165–170, Sep. 1988.