1. Aggarwal P.K. Hebbar K.B. Venugopalan M.V. Rani S. Bala A. Biswal A.andWani S.P.(2008)Quantification of yield gaps in rain‐fed rice wheat cotton and mustard in India. Global Theme on Agro Ecosystems Report no. 43. Patancheru India: International Crops Research Institute for the Semi‐Arid Tropics. 36 p.
2. THE EAST ASIA WINTER MONSOON
3. Intra‐seasonal oscillation of northeast monsoon over southern peninsular India – an investigation;Charlotte B.V.;International Journal of Science,2012
4. Interannual and Intraseasonal Variations in Monsoon Depressions and Their Westward-Propagating Predecessors
5. Intraseasonal variation in circulation and rainfall during northeast monsoon;De U.S.;Vayu Mandal,1992