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Hyyppä, Eric, Antero Kukko, Harri Kaartinen, Xiaowei Yu, Jesse Muhojoki, Teemu Hakala, و Juha Hyyppä. Direct and Automatic Measurements of Stem Curve and Volume Using a High-resolution Airborne Laser Scanning System. Elsevier, 2022.

Hyyppä, Eric, et al. Direct and Automatic Measurements of Stem Curve and Volume Using a High-resolution Airborne Laser Scanning System. Elsevier, 2022.