L. Chitra Devi, T. K. Singh, and R. Varatharajan, “Role of Natural Enemies in the Management of <I>Lipaphis erysimi</I> (Kalt.) on <I>Brassica juncea</I> Var. <I>Rugosa</I> (Linn.)”, JBC, vol. 16, no. 1, pp. 27–30, Jun. 2002.