Patents:

US3766521 1972 William C. Carter – Multiple B-Adjacent group error correction and detection codes and self-checking translators therefor
US4433416 1981 Tadashi Kojima – PCM Signal Processor

Books:

John Watkinson – The Art of Digital Audio
Luc Baert, Luc Theunissen and Guido Vergult – Digital Audio and Compact Disc Technology
Luc Theunissen – Introduction to Digital Audio
H. Nakajima, T. Doi, J. Fukuda and A. Iga – Digital Audio Technology

Papers:

G. Fukuda, K. Odaka, and T.T. Doi – On Error Correctability of EIAJ Format of Home Use Digital Tape Recorders
H. Nakajima, T. Doi, Y. Tsuchiya and A. Iga – A New PCM Audio System as an Adapter of Video Tape Recorders
J. Arlat and W.C. Carter – Implementation and Evaluation of a (B, K)-Adjacent Error Correcting-Detecting Scheme
M. Kosaka, M. Tsuchiya, R. Wada, T. Senoo, and K. Odaki – A Digital Audio System Based on a PCM Standard Format
T. Doi, Y. Tsuchiya, and A. Iga – On Several Standards for Converting PCM Signals into Video Signals
Y. Ishida, N. Tomikawa, S. Nishi, S. Kunii, and T. Satoh – Rotary-Head PCM Recorder Employing Error Correction Technique

EIAJ Technical File of the STC-007 – Consumer Use PCM Encoder-Decoder
IEC 60841-1988 – Audio recording – PCM encoder / decoder system

Manuals:

SONY PCM-F1Operating Instructions, Service Manual
SONY PCM-701ES – Service Manual
SONY PCM-501ESService Manual
SONY PCM-601ESD – Operating Instructions, Service Manual
SONY PCM-1630Operation And Maintenance Manual
Sansui PC-X11Operationg Instuctions, Service Manual, Brochure
Technics SV-100Operating Instructions, Service Manual

Other

PCM Coder – Operating Instructions
Cirrus Logic S/PDIF Transceiver WM8805 datasheet