Tripathi , R., R. N. Sahoo, V. K. Gupta, V. K. Sehgal, and P. M. Sahoo. “DEVELOPING VEGETATION HEALTH INDEX FROM BIOPHYSICAL VARIABLES DERIVEDUSING MODIS SATELLITE DATA IN THE TRANS-GANGETIC PLAINS OF INDIA”. Emirates Journal of Food and Agriculture, vol. 25, no. 5, Nov. 2017, pp. 376-84, doi:10.9755/ejfa.v25i5.11580.