R. P. T. K. J. S Devasahayam, S J Eapen, “Penetration and infectivity of entomopathogenic nematodes against Lema sp. (Chrysomelidae: Coleoptera) infesting turmeric (Curcuma longa L.) and their multiplication”, J Spices Arom Crops, vol. 23, no. 1, pp. 71–75, Jun. 2014.