You can access ARGO directly via https://crewing.marlowgroup.io
or via the link in Oracle:

If you have a 'marlowgroup.com' email address, please login using the MARLOW GROUP option shown below:
You will need to enter your 'marlowgroup' email address and your Windows / MS Office password - same login credentials you use for Odoo and SharePoint (NOT YOUR ORACLE PASSWORD)
If you do not have a marlowgroup email address, please contact swalther@marlowgroup.com. Stefan will create an account for you.
For either login method, If you see the following page, please contact swalther@marlowgroup.com. Stefan will create an account for you. 
Once logged in you can access the Document Library via the MARLOW RESOURCES menu option. For more information, please check out this FAQ: https://mnsoftwaredev.freshdesk.com/support/solutions/articles/80001162249-how-do-i-access-forms-circulars-agency-certificates-cba-s-contract-information-training-resource