diff --git a/InvoiceShelf/README.md b/InvoiceShelf/README.md
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index 0000000..9889610
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@@ -0,0 +1,3 @@
+Sources: https://invoiceshelf.com/ \
+https://docs.invoiceshelf.com/ \
+https://github.com/InvoiceShelf/docker
\ No newline at end of file