Wilkinson, G.; Pauson, P. L.; Cotton, F. A. (1954). Bis-cyclopentadienyl Compounds of Nickel and Cobalt. Journal of the American Chemical Society. 76 (7): 1970—1974. doi:10.1021/ja01636a080.
Cotton, F. A.; Harris, C. B. (1965). The Crystal and Molecular Structure of Dipotassium Octachlorodirhenate(III) Dihydrate, K2[Re2Cl8]·2H2O. Inorg. Chem.4 (3): 330—333. doi:10.1021/ic50025a015.