York University Archive Memento, 7 years 31 days after

https://wayback.library.yorku.ca/all/20170130014139mp_/http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1048

30 Jan 2017 01:41:39 GMT  [ +7 years 31 days from requested date ]

Arquivo.pt Memento, 10 years 57 days after

https://arquivo.pt/wayback/20200225093504mp_/http://digitalcommons.unl.edu/cgi/viewcontent.cgi

25 Feb 2020 09:35:04 GMT  [ +10 years 57 days from requested date ]

Internet Archive Memento, 10 years 318 days after

https://web.archive.org/web/20201112025722/http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1048

12 Nov 2020 02:57:22 GMT  [ +10 years 318 days from requested date ]