Required support on the S3/S4 integration

Hi Experts, I want to integrate EPC core (Open5GS) with open-source SGSN, It would be very helpful if anyone can share any document where I can find the installation steps and all. Thanks in advance for your valuable time and consideration. Regards, Sandip Biswas ::Disclaimer:: Information contained and transmitted by this E-mail communication including any attachment is intended solely for the exclusive use of the addressee(s) and may contain information that is privileged, confidential or exempt from disclosure. Access to this e-mail and/or to the attachment by anyone else is unauthorised. If you are not the intended recipient, an agent of the intended recipient or a person responsible for delivering the information to the named recipient, you are notified that any use, distribution, transmission, printing, copying or dissemination of this information in any way or in any manner is strictly prohibited. If you are not the intended recipient of this mail kindly destroy all copies of this message and any attachments and inform the sender. ::WARNING:: Although this communication is believed to be free of any virus which might affect any computer or IT system into which they are opened, the recipient should, by all means, check this message and any attachments for the presence of any virus. The sender and sender organisation accept no liability for any damage caused or the potential thereof by any virus transmitted by this message. Thank you !