Статья New route to poly (2, 6 – diimidaazo (4,5-b: 4’,5’ - e) pyridinelene-1,4 (2,5-dihydroxy)-phenylene) (pipd) and high modulus fiber on it basis Ли И. ., Ху Ж. ., Сонг Й. ., Хуан Ю. ., Зуев В. В.