MPEG Fundamentals: Guide to MPEG-2 video and audio compression from Tektronix.
MPEG-2: Extensive description of the MPEG-2 standard, including figures and links to more detailed documents.
MPEG-2 FAQ: Answers questions about the MPEG-2 digital broadcast standard.
MPEG-2 Overview: Covers MPEG-2 and DVB standards, transmission and equipment. Easy reading.
Testing Digital Video: IEC Online Education presents an HP tutorial on testing MPEG-2 video.
The Pro-MPEG Forum: MPEG-2 based television equipment interoperability.