«Quantitative metrics for assessing predicted climate change pressure on North American tree species», Math. Comput. For. Nat. Res. Sci., т. 5, вып. 2, сс. 151–169(18), сен. 2013, просмотрено: окт. 30, 2026. доступно на: https://tmp.mcfns.com/index.php/Journal/article/view/MCFNS_169