| Referrer | Total referrals | 2026-08 | 2026-07 | 2026-06 | 2026-05 |
|---|---|---|---|---|---|
| 745,334 | 229,932 | 159,812 | 177,795 | 177,795 | |
| eScholarship | 384,180 | 123,997 | 74,482 | 93,355 | 92,346 |
| cdlib.org | 82,568 | 37,706 | 6,143 | 16,931 | 21,788 |
| Bing | 36,141 | 16,698 | 3,838 | 9,311 | 6,294 |
| osti.gov | 32,052 | 2,722 | 14,831 | 11,728 | 2,771 |
| Yahoo | 19,646 | 10,195 | 1,818 | 4,609 | 3,024 |
| yandex.org | 18,331 | 9,844 | 1,706 | 3,939 | 2,842 |
| baidu.org | 17,941 | 9,700 | 1,578 | 3,894 | 2,769 |
| doi.org | 16,449 | 4,840 | 1,993 | 5,192 | 4,424 |
| ucop.edu | 15,728 | 2,798 | 5,366 | 7,564 | |
| nih.gov | 15,160 | 3,263 | 2,988 | 3,722 | 5,187 |
| pathologyoutlines.com | 11,188 | 2,636 | 2,470 | 2,994 | 3,088 |
| chatgpTwitterm | 6,759 | 2,139 | 1,736 | 1,957 | 927 |
| duckduckgo.com | 5,206 | 3,385 | 1,821 | ||
| repec.org | 3,085 | 1,363 | 1,722 | ||
| berkeley.edu | 2,963 | 2,887 | 76 | ||
| perplexity.ai | 1,596 | 388 | 251 | 446 | 511 |
| baidu.com | 1,421 | 1,421 | |||
| consensus.app | 1,156 | 349 | 372 | 435 | |
| cnki.net | 886 | 710 | 176 | ||
| 848 | 331 | 235 | 282 | ||
| archive.org | 697 | 26 | 671 | ||
| europepmc.org | 542 | 542 | |||
| Wikipedia | 457 | 189 | 268 | ||
| reddiTwitterm | 455 | 142 | 313 | ||
| other | 113,123 | 38,165 | 51,001 | 12,722 | 11,235 |
Note: Due to the evolving nature of web traffic, the data presented here should be considered approximate and subject to revision. Learn more.