https://www.ailog.it/2020/07/07/corso-on-line-sales-operations-planning/ 2020-07-14T17:05:17+00:00 monthly 0.6 https://www.ailog.it/2020/07/01/demand-and-inventory-planning-ii-10/ 2020-07-01T15:51:49+00:00 monthly 0.6