تقي حسن ابتهال. “Using (NDVI), (NDBI) and (NDWI) Indexes for Change Detection in Land Cover for Selected Area from the Province of Najaf for the Period from (2001-2006) by Using Remote Sensing Data”. Journal of Kufa-Physics, vol. 6, no. 2, Feb. 2014, https://journal.uokufa.edu.iq/index.php/jkp/article/view/7323.