Liu, H., Zhao, W., Hao, X., Redshaw, C., Huang, W., & Sun, W. H. (2011). 2,6-dibenzhydryl- N -(2-phenyliminoacenaphthylenylidene)-4- methylbenzenamine nickel dibromides: Synthesis, characterization, and ethylene polymerization. Organometallics, 30(8), 2418-2424. https://doi.org/10.1021/om200154a