[1] Protocol Implementation Conformance Statement/Standard (unter 1.))

[2] Plug-in Inventory Control System - Betriebssystem(teil) im NCIH

[3] Platform for Internet Content Selection (W3C)

[4] Photo Index & Cataloging System (->"NASA Acronym List")

[5] Payload Integrated Control Schedule (->"NASA Acronym List")

[6] Predefined Input Control Sequence (->"NASA Acronym List")