https://secure.ssa.gov/apps10/poms.NSF/lnx/0201756220
SSA - POMS: GN 01756.220 - Completing the Form SSA e2960 USA-HU 3 (U.S. - Hungary Agreement on...
Completing the Form SSA e2960 USA-HU 3 (U.S. - Hungary Agreement on Social Security Transmittal/Request/Certification)