Brahmi, MM and Monot, J and Desage-El Murr, M and Curran, DP and Fensterbank, L and LacĂ´te, E and Malacria, M (2010) Preparation of NHC borane complexes by lewis base exchange with amine- and phosphine-boranes. Journal of Organic Chemistry, 75 (20). 6983 - 6985. ISSN 0022-3263