diff --git a/vendor/model/ProductsCompanies.class.php b/vendor/model/ProductsCompanies.class.php
index acc77f7..52ff339 100644
--- a/vendor/model/ProductsCompanies.class.php
+++ b/vendor/model/ProductsCompanies.class.php
@@ -126,7 +126,7 @@ class ProductsCompanies
 							 GROUP_CONCAT(cp.product_id ORDER BY cp.product_company_id SEPARATOR \', \') AS product_ids,
 							 GROUP_CONCAT(cp.description ORDER BY cp.product_company_id SEPARATOR \', \') AS descriptions,
 							 GROUP_CONCAT(p.description ORDER BY cp.product_company_id SEPARATOR \', \') AS products,
-							 GROUP_CONCAT(p.reference ORDER BY cp.product_company_id SEPARATOR \', \') AS references,
+							 GROUP_CONCAT(p.reference ORDER BY cp.product_company_id SEPARATOR \', \') AS `references`,
 							 GROUP_CONCAT(cp.product_value ORDER BY cp.product_company_id SEPARATOR \', \') AS product_values
 					  FROM 
 						products_companies cp