KHALIQ, A., T. H. RAZA, and L. KHAN. “?SCREENING OF VARIETAL RESISTANCE AND INSECTICIDES EFFICACY FOR CONTROL OF APHIDS IN WHEAT”. Biological Sciences - PJSIR, vol. 38, no. 9-10, Oct. 1995, pp. 365-7, https://v2.pjsir.org/index.php/biological-sciences/article/view/2522.