«Growth response of coastal Douglas-fir (Pseudotsuga menziesii [Mirbel] Franco) in western Oregon following mechanical commercial thinning damage», Math. Comput. For. Nat. Res. Sci., vol. 9, fasc. 1, pp. 22–29 (8), mar. 2017, Consultato: ott. 28, 2026. Disponibile su: https://tmp.mcfns.com/index.php/Journal/article/view/9.3