This page lists articles related to installing Debian.
http://d-i.alioth.debian.org/manual - Step by step installation guide for Development version of Debian
http://d-i.alioth.debian.org/manual/en.i386/index.html - Step by step installation guide for Debian Wheezy
http://kitenet.net/%7Ejoey/blog/entry/tour_of_the_Debian_4.0_CDs - Tour of the Debian 4.0 CDs - Advice on deciding which CD/DVD to download for installing Debian
http://mirror.home-dn.net/d-i - Backported Debian Installer Images Archive. This directory provides Debian GNU/Linux Stable installer ISO images with a modification by Kenshi Muto to support newer hardware, mainly SATA and Ethernet devices.
http://www.debian.org/devel/debian-installer - Testing version of Debian
http://www.osnews.com/story.php?news_id=2016 - The Very Verbose Debian 3.0 Installation
http://www.projektfarm.com/en/support/debian_setup/index.html - The Perfect Setup - Debian - This is a detailed description about the steps to be taken to setup a Debian based server that offers all services needed by ISPs and hosters.
https://github.com/W4RH4WK/DebianInstall - A Github project containing a preseed file and a post installation script for fully automated Debian installation.