Apple Developer: MFSLives (englisch), abgerufen am 25. Mai 2015
web.archive.org
System 7.6.1 Changes and Improvements – Drivers (Memento vom 29. April 1999 im Internet Archive) (englisch): Floppy: The ability to write to MFS disks has been disabled, as such writes often resulted in errors or system hangs. These disks are now read-only.
