ROOTVG & POWER PORTAL - well known site for all things AIX/
AIX Cheat Sheet - nice cheat sheet for AIX
AIX Tips - great page with AIX Tips
AIX System File Systems Repair - how to fsck /| /usr| or /var| for example
AIX inodes - good AIX inode article
Storage Management in AIX 5.3 - good AIX LVM article
AIX 6 Installation Tips - great installation notes
Comparison of PowerVM and VMware - kind of interesting
Comparison to Sun and HP Unix Servers - somewhat interesting