 |
| |||
| call charge registration (oleg.vigodsky); call charging (oleg.vigodsky) | |||
| учёт стоимости вызовов: 9 phrases in 2 subjects |
| Mass media | 2 |
| Telecommunications | 7 |
|
| |||
| call charge registration (oleg.vigodsky); call charging (oleg.vigodsky) | |||
| учёт стоимости вызовов: 9 phrases in 2 subjects |
| Mass media | 2 |
| Telecommunications | 7 |