@unpublished{icrisat828,
          school = {Acharya N G Ranga Agricultural Univerisity},
            year = {2005},
           title = {Mechanisms of Resistance to Helicoverpa armigera (Hubner) in pigeonpea
[Cajanus cajan (L.) Millsp.]
},
          author = {D Anita Kumari},
             url = {http://oar.icrisat.org/828/}
}