Coronel, R. E., De la Cruz, F. S., Jr, Sotto, R. C., Rabara, R. C., & Banasihan, I. G. (2001). Grafting of male shoots on female trees improves fruit production in Gnetum gnemon L. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).

Coronel, R. E., F. S. De la Cruz, Jr, R. C. Sotto, R. C. Rabara, and I. G. Banasihan. "Grafting of Male Shoots on Female Trees Improves Fruit Production in Gnetum Gnemon L." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2001.

Coronel, R. E., et al. "Grafting of Male Shoots on Female Trees Improves Fruit Production in Gnetum Gnemon L." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2001.