Joshi A, Joshi JR, Shrestha N, Shrestha S, Gautam S. Object Based Land Cover Extraction Using Open Source Software. J. Geoinformatics, Nep. [Internet]. 2013 Oct. 31 [cited 2024 Apr. 19];12:26-30. Available from: https://www.nepjol.info/index.php/NJG/article/view/9070