[ADD] barcode: GS1 nomenclature

closes odoo/documentation#5567

X-original-commit: 3b2c2376c0
Signed-off-by: Zachary Straub (zst) <zst@odoo.com>
Signed-off-by: Felicia Kuan (feku) <feku@odoo.com>
Co-authored-by: meng-odoo <101904966+meng-odoo@users.noreply.github.com>
Co-authored-by: Sam Lieber (sali) <36018073+samueljlieber@users.noreply.github.com>

content/applications/inventory_and_mrp/inventory/management/lots_serial_numbers/lots.rst

@@ -30,6 +30,8 @@ click the :guilabel:`Save` button to save changes.
    :align: center
    :alt: Enabled lots and serial numbers feature in inventory settings.
 
+.. _inventory/management/track_products_by_lots:
+
 Track products by lots
 ======================
 

content/applications/inventory_and_mrp/inventory/management/products/usage.rst

@@ -6,6 +6,8 @@ In Odoo, there are a variety of ways to specify the amount of products being bou
 sold. *Units of measure*, *packages*, and *packagings* are all available to streamline inventory
 flows, allowing for a variety of configurations for products as they enter and leave the warehouse.
 
+.. _inventory/management/uom-example:
+
 Units of measure
 ================