| Mode: For a past period of time For all time by years For all time by quarters For all time by months |
Способ получения трифторидов редкоземельных элементов / П. О. Андреев [и др.] — <URL:http://www.fips.ru/Archive/PAT/2012FULL/2012.03.20/DOC/RUNWC1/000/000/002/445/269/document.pdf>.
| Period | Read | Copy | Open | Total | |
|---|---|---|---|---|---|
| Year 2021 | 0 | 0 | 0 | 5 | 5 |
| 2022 | 0 | 0 | 0 | 0 | 0 |
| Year 2023 | 0 | 0 | 0 | 1 | 1 |
| Year 2024 | 0 | 0 | 0 | 37 | 37 |
| Year 2025 | 0 | 0 | 0 | 33 | 33 |
| Total | 0 | 0 | 0 | 76 | 76 |