00423nam a22001097a 4500003000400000082000800004088000900012100007100021245012100092260008100213700001900294OSt  a630  aP552  aAKHIL, PRASAD aAMRITHA VARSHA ,PaAPARNA, TaARCHA LAKSHMI, SOJAN  aCOMPARATIVE ASSESMENT OF DIGITAL ELEVATION MODELS ( DEMS ) IN THE MORPHOMETRIC ANALYSIS OF BHARATHAPUZHA RIVER BASIN  aThavanurKKelappaji College of Agricultural Engineering and Technologyc2022  aDr k.k Sathyan