@article{Herrmann2016, author = "Wolfgang A. Herrmann and Jan Schütz and Guido D. Frey and Eberhardt Herdtweck", title = "{N-Heterocyclic Carbenes:  Synthesis, Structures, and Electronic Ligand Properties†,‡}", year = "2016", month = "5", url = "https://acs.figshare.com/articles/dataset/_i_N_i_Heterocyclic_Carbenes_Synthesis_Structures_and_Electronic_Ligand_Properties_sup_sup_sup_sup_sup_sup_/3223864", doi = "10.1021/om0600801.s003" }