Zupancic, Joseph J.; Schuster, Gary B. Journal of the American Chemical Society, 1980 , vol. 102, # 18 p. 5958 - 5960 Title/Abstract Full Text View citing articles Show Details Grasse; Brauer; Zupancic; Kaufmann; Schuster Journal of the American Chemical Society, 1983 , vol. 105, # 23 p. 6833 - 6845