Brown, Duncan William (1981) Synthesis and matrix isolated photolysis of 2,3-dimethylbicyclo [2.2.0]hexa-2,5-diene-1,4-dicarboxylic acid anhydride: a potential percursor to 2,3-dimethyl-1,4-dehydrobenzene (Dissertation (Ph.D)), California Institute of Technology doi: 10.7907/2spb-1x47