et. al., D. C. K. N. . “GIS, GPS And Dumpy Level Survey for Estimation Of Runoff By SCS-CN Method For VIIT Campus, Visakhapatnam”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 7, Apr. 2021, pp. 146-5, https://turcomat.org/index.php/turkbilmat/article/view/2555.