13 captures
20 Feb 2019 - 16 Jul 2024
Jan
FEB
Sep
20
2018
2019
2020
success
fail
About this capture
COLLECTED BY
Collection:
DIRECT-OA-CRAWL-2019
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20190220184608/http://pdfs.semanticscholar.org/2c90/fa59c6d9beed8dcb0e844725b872d3f33a35.pdf
