1. Nowlin TE (2014) Business and technology of the global polyethylene industry. Wiley, New York
2. Market Report (2015) Global catalyst market. Acmite Market Intelligence, Ratingen
3. Hutley TJ, Ouederni M (2016) “Polyolefins—the history and economic impact” in polyolefin compounds and materials. Springer, Cham
4. Hogan JP (1958) Banks RL U.S. Patent 2,825,721
5. McDaniel MP (2010) Adv Catal 53:123–606