Addisu .S, selassie Y.G(2015) Time series trend analysis of temperature and rainfall. Environmental system research .
Kumar R. and Gautam H.R(2014) Climate change and its impact on agcultural productivity in India. Journal of climatology and weather forcasting.
Jain S.K and singh Y(2010) Analysis of long-term rainfall trends in India. Hydrological science journal.55(4)