Smith, L. I.; Nichols, J. The Synthesis of Aldehydes from Grignard Reagents. II. Polymethylbenzaldehydes. J. Org. Chem. 1941, 6: 489. doi:10.1021/jo01204a003.
Jones, E. R. H. 210. Researches on acetylenic compounds. Part LX. The synthesis of three natural polyacetylenic hydrocarbons. J. Chem. Soc. 1958: 1054. doi:10.1039/jr9580001054.
