A.  Nookaraju, Barreto, M. S., Karibasappa, G. S., and Agrawal, D. C., ?Synergistic effect of CPPU and benzyladenine on embryo rescue in six. stenospermocarpic cultivars of grapevine?, Vitis, vol. 46, no. 4, pp. 188-191, 2007.