Newell SJ, Nastase AJ. Efficiency of nutrient capture by Sarracenia purpurea (Sarraceniaceae), the Northern Pitcher Plant. American Journal of Botany. 1998, 85 (1): 88–91. JSTOR 2446558. doi:10.2307/2446558.
Mouquet N., Daufresne T., Gray S. M., Miller T. E. Modelling the relationship between a pitcher plant (Sarracenia purpurea) and its phytotelma community: mutualism or parasitism?. Functional Ecology. 2008, 22 (4): 728–737. doi:10.1111/j.1365-2435.2008.01421.x.
Peterson C. N., Day S., Wolfe B. E., Ellison A. M., Kolter R., Pringle A. A keystone predator controls bacterial diversity in the pitcher-plant (Sarracenia purpurea) microecosystem. Environmental Microbiology. 2008, 10 (9): 2257–2266. PMID 18479443. doi:10.1111/j.1462-2920.2008.01648.x.
Newell SJ, Nastase AJ. Efficiency of nutrient capture by Sarracenia purpurea (Sarraceniaceae), the Northern Pitcher Plant. American Journal of Botany. 1998, 85 (1): 88–91. JSTOR 2446558. doi:10.2307/2446558.
Peterson C. N., Day S., Wolfe B. E., Ellison A. M., Kolter R., Pringle A. A keystone predator controls bacterial diversity in the pitcher-plant (Sarracenia purpurea) microecosystem. Environmental Microbiology. 2008, 10 (9): 2257–2266. PMID 18479443. doi:10.1111/j.1462-2920.2008.01648.x.