​Su, Fengmei., Li, Xiangyang., Zhou, Weiming., Zhu, Shanshan., Ji, Youxin., Wang, Zhen., Qi, Zeming., and Li, Liangbin., ‘‘Direct Formation of Isotactic Poly(1-butene) Form I Crystal from Memorized Ordered Melt,’’ Macromolecules 46, 7399-7405 (2013).