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Bautista, M. T.; Bynum, L. D.; Schauer, C. K. (1996). "Synthesis of η2-Dihydrogen Complex, trans-{Fe(η2-H2)(H)[1,2-bis(diphenylphosphino)ethane]2}[BF4]: An Experiment for an Advanced Inorganic Chemistry Laboratory Involving Synthesis and NMR Properties of an η2-H2 Complex". Journal of Chemical Education. 73 (10): 988–991. Bibcode:1996JChEd..73..988B. doi:10.1021/ed073p988.
