J. D. Kiser, «Growth response of coastal Douglas-fir (Pseudotsuga menziesii [Mirbel] Franco) in western Oregon following mechanical commercial thinning damage», Math. Comput. For. Nat. Res. Sci., т. 9, вып. 1, сс. 22–29 (8), мар. 2017, просмотрено: ноя. 05, 2026. доступно на: https://mcfns.com/index.php/Journal/article/view/9.3