Michael Green, Claire L. McMullin, George J. P. Morton, A. Guy Orpen, Duncan F. Wass, Richard L. Wingad,
Rhodium Complexes of Cyclopropenylidene Carbene Ligands: Synthesis, Structure, and Hydroformylation Catalysis Organometallics. ,vol. 28, pp. 1476- 1479 ,(2009) ,
10.1021/OM801031A