P. V. Ivchenko, I. E. Nifant'ev, O. V. Smetannikov, A. A. Ivanyuk, A. V. Churakov, “Synthetic approach to 6-<i>tert</i>-butyl-5-methoxy-2-methylindenyl zirconium <i>ansa</i>-complexes, bridged in 4-position of indenyl fragment”, Mendeleev Commun., 25:6 (2015), 435–437
