Dokl. Akad. Nauk SSSR, 1964 Volume 158, Number 1,Pages 159–162(Mi dan30063)
CHEMISTRY
The stereochemistry of the oxidation of geometrical isomers of
13-methyl-7-acetoxy-$\Delta^{4(12)}$-dodecahydrophenantrene-1,2-dicarboxylic acid and their derivatives