7 captures
27 Feb 2019 - 23 Jan 2023
Jan
FEB
Aug
27
2018
2019
2021
success
fail
About this capture
COLLECTED BY
Collection:
DIRECT-OA-CRAWL-2019
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20190227111556/http://pdfs.semanticscholar.org/7f60/80d89cd0a7a1ee7e49e0bc188c21f220c54b.pdf
