From: Olsen Architects
Date: Tue, 19 Dec 2000 09:14:45 -0800
In a compendium of Road & Track articles ("On BMW Cars 1966-1974") are the following articles on coupes:
Car and Driver lists the following:
Brooklands Motorbooks has a "BMW Six Cylinder Coupes and Saloons Gold Portfolio, 1969-1976" which has both American and ROW (rest of world) articles, it is by far the most complete.
I also found an old copy of a Brooklands Book "BMW Six Cylinder Coupes 1969-1975". One article in this offers a comparison of a 3.0 cs and a Citroen SM.