1. ESA, Columbus External Payloads Interface Requirements Document – Columbus Attached Pressurized Module (APM) (COL-RIBRE-SPE-0165), Bremen, Germany
2. NASA, Attached Payload Interface Requirements Document (SSP57003), Houston, TX, USA
3. NASA, EXpedite the PRocessing of Experiments to Space Station (EXPRESS) Pallet Payloads Interface Definition Document (SSP52000-IDD-EPP) Working Draft 6, 2002, Houston, TX, USA
4. NASA, Standard Payload Integration Agreement for Unpressurized Payloads (SSP57061), Houston, TX, USA
5. NASDA, JEM Payload Accommodation Handbook (JPAH), Volume 3, Exposed Facility/Payload Standard Interface Control Document (NASDA-ESPC-2563 Japanese Version; NASDA-ESPC-2900 English Version)