Flisak, Z., and K. Szczegot. “Complexes of Transition Metals With Lewis Bases As Precursors of Olefin Polymerization Catalysts. Part I. Advance in Computer-Assisted Modeling of Polymerization Catalyst Structure”. Polimery, vol. 46, no. 5, Sept. 2022, pp. 368-73, https://ichp.vot.pl/index.php/p/article/view/2083.