diff --git a/l10n_br_purchase_stock/wizards/stock_invocing_onshipping.py b/l10n_br_purchase_stock/wizards/stock_invocing_onshipping.py
index 2c8afc1a0b5c..fc8f86f1b24b 100644
--- a/l10n_br_purchase_stock/wizards/stock_invocing_onshipping.py
+++ b/l10n_br_purchase_stock/wizards/stock_invocing_onshipping.py
@@ -2,7 +2,7 @@
 #   Magno Costa <magno.costa@akretion.com.br>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
-from odoo import fields, models
+from odoo import models
 
 from odoo.addons.l10n_br_fiscal.constants.fiscal import DOCUMENT_ISSUER_PARTNER
 
@@ -18,16 +18,76 @@ def _build_invoice_values_from_pickings(self, pickings):
         """
         invoice, values = super()._build_invoice_values_from_pickings(pickings)
 
-        pick = fields.first(pickings)
-        if pick.purchase_id:
-            values["purchase_id"] = pick.purchase_id.id
-            values["issuer"] = DOCUMENT_ISSUER_PARTNER
+        purchase_pickings = pickings.filtered(lambda pk: pk.purchase_id)
+        if purchase_pickings and self._get_invoice_type() != "in_refund":
+            # Case more than one Purchase Order the fields below will be join
+            # the others will be overwritting, as done in purchase module,
+            # one more field include here Note
+            payment_refs = set()
+            refs = set()
+            # Include Note/Narration
+            narration = set()
+            for picking in purchase_pickings:
+                # Campos informados em qualquer caso
+                purchase = picking.purchase_id
 
-            if pick.purchase_id.payment_term_id.id != values.get(
-                "invoice_payment_term_id"
-            ):
+                # Campo purchase_id store=false
+                # values["purchase_id"] = purchase.id
+                if picking.fiscal_operation_id:
+                    values["issuer"] = DOCUMENT_ISSUER_PARTNER
+
+                # Refund case don't get values from Purchase Dict
+                # TODO: Should get any value?
+                purchase_values = purchase._prepare_invoice()
+
+                # Fields to Join
+                # origins.add(purchase_values["invoice_origin"])
+                payment_refs.add(purchase_values["payment_reference"])
+                refs.add(purchase_values["ref"])
+                narration.add(purchase_values["narration"])
+
+                # Original dict from purchase module.
+
+                # Fields to get from original dict:
+                # - "ref": self.partner_ref or "",
+                # - "narration": self.notes,
+                # - "currency_id": self.currency_id.id,
+                # - "invoice_user_id": self.user_id and self.user_id.id
+                #    or self.env.user.id,
+                # - "payment_reference": self.partner_ref or "",
+                # - "partner_bank_id": partner_bank_id.id,
+                # - "invoice_payment_term_id": self.payment_term_id.id,
+
+                # Fields to remove from Original Dict
+                vals_to_remove = {
+                    "move_type",
+                    "partner_id",
+                    "fiscal_position_id",
+                    "invoice_origin",
+                    "invoice_line_ids",
+                    "company_id",
+                    # Another fields
+                    "__last_update",
+                    "display_name",
+                }
+
+                purchase_values_rm = {
+                    k: purchase_values[k] for k in set(purchase_values) - vals_to_remove
+                }
+                values.update(purchase_values_rm)
+
+            # Fields to join
+            if len(purchase_pickings) > 1:
                 values.update(
-                    {"invoice_payment_term_id": pick.purchase_id.payment_term_id.id}
+                    {
+                        "ref": ", ".join(refs)[:2000],
+                        # In this case Origin get Pickings Names
+                        # "invoice_origin": ", ".join(origins),
+                        "payment_reference": len(payment_refs) == 1
+                        and payment_refs.pop()
+                        or False,
+                        "narration": ", ".join(narration),
+                    }
                 )
 
         return invoice, values
@@ -40,8 +100,7 @@ def _get_move_key(self, move):
         """
         key = super()._get_move_key(move)
         if move.purchase_line_id:
-            # TODO: deveria permitir agrupar as linhas ?
-            #  Deveria permitir agrupar Pedidos de Compras ?
+            # Field purchase_line_id in account.move is Many2one
             key = key + (move.purchase_line_id,)
 
         return key
@@ -57,16 +116,45 @@ def _get_invoice_line_values(self, moves, invoice_values, invoice):
         values = super()._get_invoice_line_values(moves, invoice_values, invoice)
         # Devido ao KEY com purchase_line_id aqui
         # vem somente um registro
-        if len(moves) == 1:
-            # Caso venha apenas uma linha porem sem
-            # purchase_line_id é preciso ignora-la
-            if moves.purchase_line_id:
-                values["purchase_line_id"] = moves.purchase_line_id.id
-                values[
-                    "analytic_account_id"
-                ] = moves.purchase_line_id.account_analytic_id.id
-                values["analytic_tag_ids"] = [
-                    (6, 0, moves.purchase_line_id.analytic_tag_ids.ids)
-                ]
+        purchase_moves = moves.filtered(lambda ln: ln.purchase_line_id)
+        if purchase_moves:
+            purchase_line = purchase_moves.purchase_line_id
+            # Campos informados em qualquer caso
+            values["purchase_line_id"] = purchase_line.id
+            values["analytic_account_id"] = purchase_line.account_analytic_id.id
+            values["analytic_tag_ids"] = [(6, 0, purchase_line.analytic_tag_ids.ids)]
+
+            # Refund case don't get values from Purchase Line Dict
+            # TODO: Should get any value?
+            if self._get_invoice_type() != "in_refund":
+                # Same make above, get fields informed in
+                # original of Purchase Line dict:
+                purchase_line_values = purchase_line._prepare_account_move_line()
+
+                # Fields to get:
+                # "display_type": self.display_type,
+                # "sequence": self.sequence,
+
+                # Fields to remove:
+                vals_to_remove = {
+                    "name",
+                    "product_id",
+                    "product_uom_id",
+                    "quantity",
+                    "price_unit",
+                    "tax_ids",
+                    "analytic_account_id",
+                    "analytic_tag_ids",
+                    "purchase_line_id",
+                    # another fields
+                    "__last_update",
+                    "display_name",
+                }
+
+                purchase_line_values_rm = {
+                    k: purchase_line_values[k]
+                    for k in set(purchase_line_values) - vals_to_remove
+                }
+                values.update(purchase_line_values_rm)
 
         return values