Extensions for Financial Services (XFS) interface specification. Release 3.20 - Text Terminal Unit Device Class Interface Migration from Version 3.10 (CWA 15748) to Version 3.20 (this CWA) Programmer's Reference

Extensions for Financial Services (XFS) interface specification. Release 3.20 - Text Terminal Unit Device Class Interface Migration from Version 3.10 (CWA 15748) to Version 3.20 (this CWA) Programmer's Reference

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