Фридман, М.И. Государственное хозяйство и денежное обращение в России / М.И. Фридман; Совет всероссийских кооперативных съездов. — М., 1919. — 40 с. — Свободный доступ из сети Интернет (чтение). — <URL:http://elib.fa.ru/oldbook/Fridman.pdf>.
| Period | Read | Copy | Open | Total | |||
|---|---|---|---|---|---|---|---|
| Year 2023 | Quarter 1 | March | 26 | 0 | 0 | 0 | 26 |
| Quarter 2 | April | 18 | 0 | 0 | 0 | 18 | |
| May | 14 | 0 | 0 | 0 | 14 | ||
| June | 13 | 0 | 0 | 0 | 13 | ||
| Quarter 3 | July | 7 | 0 | 0 | 0 | 7 | |
| August | 8 | 0 | 0 | 0 | 8 | ||
| September | 16 | 0 | 0 | 0 | 16 | ||
| Quarter 4 | October | 12 | 0 | 0 | 0 | 12 | |
| November | 6 | 0 | 0 | 0 | 6 | ||
| December | 10 | 0 | 0 | 0 | 10 | ||
| Year 2024 | Quarter 1 | January | 5 | 0 | 0 | 0 | 5 |
| February | 19 | 0 | 0 | 0 | 19 | ||
| March | 16 | 0 | 0 | 0 | 16 | ||
| Quarter 2 | April | 15 | 0 | 0 | 0 | 15 | |
| May | 30 | 0 | 0 | 0 | 30 | ||
| June | 19 | 0 | 0 | 0 | 19 | ||
| Quarter 3 | July | 30 | 0 | 0 | 0 | 30 | |
| August | 21 | 0 | 0 | 0 | 21 | ||
| September | 12 | 0 | 0 | 0 | 12 | ||
| Quarter 4 | October | 11 | 0 | 0 | 0 | 11 | |
| November | 16 | 0 | 0 | 0 | 16 | ||
| December | 17 | 0 | 0 | 0 | 17 | ||
| Year 2025 | Quarter 1 | January | 23 | 0 | 0 | 0 | 23 |
| February | 21 | 0 | 0 | 0 | 21 | ||
| March | 16 | 0 | 0 | 0 | 16 | ||
| Quarter 2 | April | 22 | 0 | 0 | 0 | 22 | |
| May | 29 | 0 | 0 | 0 | 29 | ||
| June | 17 | 0 | 0 | 0 | 17 | ||
| Quarter 3 | July | 26 | 0 | 0 | 0 | 26 | |
| August | 16 | 0 | 0 | 0 | 16 | ||
| September | 24 | 0 | 0 | 0 | 24 | ||
| Quarter 4 | October | 30 | 0 | 0 | 0 | 30 | |
| November | 26 | 0 | 0 | 0 | 26 | ||
| December | 20 | 0 | 0 | 0 | 20 | ||
| Year 2026 | Quarter 1 | January | 22 | 0 | 0 | 0 | 22 |
| February | 23 | 0 | 0 | 0 | 23 | ||
| March | 9 | 0 | 0 | 0 | 9 | ||
| Total | 665 | 0 | 0 | 0 | 665 | ||