M. Muthuswami, R. J. Rabindra, and S. Jayaraj, “Evaluation of Certain Adjuvants as Phagostimulants and UV - Protectants of Nuclear Polyhedrosis Virus of <i>Helicoverpa armigera </i>(Hbn.)”, JBC, vol. 8, no. 1, pp. 27–32, Jan. 1994.