„Wood quality assessment of tree trunk from the tree branch sample and auxiliary data based on NIR Spectroscopy and SilviScan“, Math. Comput. For. Nat. Res. Sci., Bd. 5, Nr. 1, S. 86–111 (26), März 2013, Zugegriffen: Okt. 29, 2026. Verfügbar unter: https://mcfns.com/index.php/Journal/article/view/5.6