Betz, F, M Lauermann, and B Cyffka. “Geomorphological Characterization of Rivers Using Virtual Globes and Digital Elevation Data: A Case Study from the Naryn River in Kyrgyzstan”. International Journal of Geoinformatics 17, no. 1 (February 9, 2021): 47–55. Accessed May 21, 2026. https://ijg.e-geoinfo.com/index.php/journal/article/view/1707.