Sorry Arthur/Sergei, for not posting this sooner, but I've been a little
busy.
Kolb, Doris (1988) Overhead projector demonstrations - oscillating
reactions. Journal of Chemical Education 65 (11): 1004-1005
This paper gives details of OHP methods for several reactions including the
Belozov-Zhabotinsky reaction. Care should be taken though as they all use 6M
sulphuric acid.
Pd.