Fox, M.A., Cameron, A.M., Low, P.J., Paterson, M.A.J., Batsanov, A.S., Goeta, A.E., Rankin, D.W.H., Robertson, H.E., Schirlin, J.T., "Synthetic and structural studies on C-ethynyl- and C-bromo-carboranes.", Dalton Transactions, 2006