Pinterits, Andreas. Coordinating internet sales with other channels [Электронный ресурс]: a performance measurement model / Andreas Pinterits. — Wiesbaden: Gabler, 2009. — Загл. с титул. экрана. — Электронная версия печатной публикации. — Доступ по паролю из сети Интернет (чтение, печать). — Adobe Acrobat Reader 7.0. — <URL:https://link.springer.com/book/10.1007/978-3-8349-9950-4>.
| Period | Read | Copy | Open | Total | ||
|---|---|---|---|---|---|---|
| Year 2021 | Quarter 4 | 0 | 0 | 0 | 1 | 1 |
| Year 2022 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 0 | 0 | |
| Quarter 3 | 0 | 0 | 0 | 1 | 1 | |
| Quarter 4 | 0 | 0 | 0 | 0 | 0 | |
| Year 2023 | Quarter 1 | 0 | 0 | 0 | 0 | 0 |
| Quarter 2 | 0 | 0 | 0 | 2 | 2 | |
| Quarter 3 | 0 | 0 | 0 | 4 | 4 | |
| Quarter 4 | 0 | 0 | 0 | 2 | 2 | |
| Year 2024 | Quarter 1 | 0 | 0 | 0 | 2 | 2 |
| Quarter 2 | 0 | 0 | 0 | 4 | 4 | |
| Quarter 3 | 0 | 0 | 0 | 6 | 6 | |
| Quarter 4 | 0 | 0 | 0 | 4 | 4 | |
| Year 2025 | Quarter 1 | 0 | 0 | 0 | 1 | 1 |
| Quarter 2 | 0 | 0 | 0 | 8 | 8 | |
| Quarter 3 | 0 | 0 | 0 | 7 | 7 | |
| Quarter 4 | 0 | 0 | 0 | 3 | 3 | |
| Total | 0 | 0 | 0 | 45 | 45 | |