| Mode: For a past period of time For all time by years For all time by quarters For all time by months |
Шкурлов, Игорь. Фёдор Сергеевич Керн / Игорь Шкурлов // Край Смоленский: , 2019. – № 9 — <URL:ftp://smolensklib.ru/bd/dvorus/d0000472.pdf>.
| Period | Read | Copy | Open | Total | |
|---|---|---|---|---|---|
| Last day | 0 | 0 | 0 | 0 | 0 |
| Last 30 days | 0 | 0 | 0 | 0 | 0 |
| Last 365 days | 0 | 0 | 0 | 0 | 0 |
| All time | 2 | 0 | 0 | 0 | 2 |