I needed once a circular buffer and i found this particular journal which has been out since 1997. Author responsible for this journal is Jack Ganssle and he's also own section on embedded.com.
The Embedded MuseI came across dozen of articles which referred to journal : C/C++ Journal. I found this archive, not completed though.
C/C++ Journal (1990-2006)
Last one today, which is newest from this post, embedded gurus.
Embedded Gurus
Check them out ! If you know any other, share them so I can add them here!