How to Fix audacity mp3 convert Problem needs the file lame_enc.dll - YouTube
Configuring Audacity and LAME MP3 - Jake Ludington's Digital Lifestyle
How To Create Valid MP3 Files With Audacity
Audacity tutorial: Converting to mp3 or AAC and other formats, example: Matthew Smith - epic orchestral synth music for film and game effects; Buanzo's LAME mp3 library
How to Export MP3 files out of Audacity « Audacity :: WonderHowTo