Asymmetric Synthesis of Loganin. Stereospecific Formation of (1R,2R)- and (1S,2S)-2-Methyl-3cyclopenten-1-o1 and (2R)- and (2S)-2-Methylcyclopentanone 

 -  Journal of the American Chemical Society, 95(2), p.532-539, 1973 .