Schuenemann, V. J.; Bos, K., DeWitte, S., Schmedes, S., Jamieson, J., Mittnik, A., Forrest, S., Coombes, B. K., Wood, J. W., Earn, D. J. D., White, W., Krause, J., Poinar, H. N. PNAS Plus: Targeted enrichment of ancient pathogens yielding the pPCP1 plasmid of Yersinia pestis from victims of the Black Death. Proceedings of the National Academy of Sciences. 2011-08-29. doi:10.1073/pnas.1105107108.引文使用过时参数coauthors (帮助)
Black Death, n.. OED Online (Oxford University Press). (原始内容存档于2021-07-20) (英国英语).
pnas.org
Boris V. Schmid, Ulf Büntgen, W. Ryan Easterday, Christian Ginzler, Lars Walløe, Barbara Bramanti, and Nils Chr. Stenseth
"Climate-driven introduction of the Black Death and successive plague reintroductions into Europe"
PNAS 2015 ; published ahead of print February 23, 2015, doi:10.1073/pnas.1412887112 (页面存档备份,存于互联网档案馆)
Boris V. Schmid, Ulf Büntgen, W. Ryan Easterday, Christian Ginzler, Lars Walløe, Barbara Bramanti, and Nils Chr. Stenseth
"Climate-driven introduction of the Black Death and successive plague reintroductions into Europe"
PNAS 2015 ; published ahead of print February 23, 2015, doi:10.1073/pnas.1412887112 (页面存档备份,存于互联网档案馆)