X. Zhang, R. Xue, and U. Sörgel. XXIV ISPRS Congress “Imaging today, foreseeing tomorrow”, Commission II, XLIII-B2-2022, page 329-334. Copernicus Publications, (2022)
V. Walter, M. Kölle, D. Collmar, and Y. Zhang. XXIV ISPRS Congress "Imaging today, foreseeing tomorrow", Commission IV, V-4-2021, page 97-104. Copernicus Publications, (2021)