Gopamani, R., Unni, A. K. K., Thambi, D. M., John Thomas, K., & Balakrishnapillai, P. (1996). ഗവേഷണ നേട്ടങ്ങള്‍: 1993-95. Kerala Agricultural University.

Gopamani, R., A K K. Unni, D M. Thambi, K. John Thomas, and P. Balakrishnapillai. ഗവേഷണ നേട്ടങ്ങള്‍: 1993-95. Vellanikkara: Kerala Agricultural University, 1996.

Gopamani, R., et al. ഗവേഷണ നേട്ടങ്ങള്‍: 1993-95. Kerala Agricultural University, 1996.