| Lot-sizing decisions under trade credit depending on the ordering quantity Recent countries visiting this post |  |
 | 1 | China |
 | 1 | |
 | 1 | Russian Federation |
 | 1 | United States |
| Lot-sizing decisions under trade credit depending on the ordering quantity Recent countries visiting this post | |
| 1 | China |
| 1 | |
| 1 | Russian Federation |
| 1 | United States |