[1]. A. Karnieli, N. Agam, R. Pinker, M. Anderson, M. Imhoff, G. Gutman N. Panov, and A. Goldberg, Use of NDVI and Land Surface Temperature for Drought Assessment: Merits and Limitations, Journal of Climate, 23, 2010, 618-633.
[2]. M. Bilal, M U. Liaqat, M. Cheema, T. Mahmood and Q Khan, Spatial Drought Monitoring in Thar Desert Using Satellite Based Drought Indices and Geo-Informatics Techniques, Proceedings 2017, 1-8.
[3]. A. R. Huete, K. Didan, Y. E. Shimabukuro et al., "Amazon rainforests green-up with sunlight in dry season," Geophysical Research Letters, vol. 33, no. 6, Article ID L06405, 2006.
[4]. S. L. Lewis, P. M. Brando, O. L. Phillips, G. M. F. Van Der Heijden, and D. Nepstad, "The 2010 Amazon drought," Science, vol. 331, no. 6017, p. 554, 2011.
[5]. L. Xu, A. Samanta, M. H. Costa, S. Ganguly, R. R. Nemani, and R. B. Myneni, "Widespread decline in greenness of Amazonian vegetation due to the 2010 drought," Geophysical Research Letters, vol. 38, no. 7, Article ID L07402, 2011.