For citations:

Beev A.A., Khashirova S.Yu., Beeva D.A., Shokumova M.U. To the question of the synthesis of aromatic copolyether sulfone ketones. Plasticheskie massy. 2023;(11-12):10-13. (In Russ.) https://doi.org/10.35164/0554-2901-2023-11-12-10-13