Erlang/OTP Documentation

Printed Documentation

Erlang is documented in the book "Concurrent Programming in Erlang" by Joe Armstrong, Robert Virding, Claes Wikström and Mike Williams. Prentice-Hall, 1996, ISBN 0-13-285792-8, 2nd edition.
Look at the table of contents here.
Read the first chapter: pdf.

Erlang/OTP is documented in three ways: html, pdf and man pages.

On-line Documentation

The on-line documentation has been moved to www.erlang.org.

Guidelines

Program Development Using Erlang - Programming Rules and Conventions (html)
by Klas Eriksson, 1995
This is a description of programming rules and advise for how to write systems using Erlang.

FAQ

http://www.erlang.org/faq/faq.html