Assessment of accuracy of IKONOS image map, traditional orthophoto map and conventional line map of Kathmandu valley: A pilot study. J. Geoinformatics, Nep. [Internet]. 2004 May 27 [cited 2026 Jul. 5];3(1):49-51. Available from: https://www.nepjol.info/index.php/NJG/article/view/51450