Tiwari, D., Thapa, R., Shrestha, S. and Joshi, S. (2006) “Field Survey and Monitoring of Potato Tuber Moth (<i>Phthorimaea operculella</i>)(Zeller)(Lepidoptera: Gelechiidae)”, Journal of the Institute of Agriculture and Animal Science, 27, pp. 157–160. doi: 10.3126/jiaas.v27i0.710.