Reference: object belonging to adoria, potentially created by the user community and moderated + standardized by adoria.
A reference is a good that can be purchased, with its packaging and brand information, and potentially a gencode (barcode/GTIN), which are standardized and structured.
Negotiated reference (for a site): this is a reference with a valid pricing period (=present or future) and distributed on the site (it can then be ordered, or failing that, delivered, by the site).
Off-contract reference: this is a good that can be purchased, but where the customer only enters a designation, VAT and price. Everything is done in adoria to favor the true standardized reference, which allows for greater standardization, profitability and exchanges with suppliers.
The three reference usage units are :