RichardR.StallmanRichardR., RMS lecture at KTH (Sweden) - GNU Project - Free Software Foundation [online] [dostęp 2026-05-03], Cytat: Then after GNU Emacs was reasonably stable, which took all in all about a year and a half, I started getting back to other parts of the system. I developed a debugger which I called GDB which is a symbolic debugger for C code, which recently entered distribution.(ang.).