Pietruszka N, Brzozowski Z, Żabski L. A new Group of liquid reactive nitrogen and nitrogen-phosphorus flame retardants for self-extinguishing polyurethane expanded polymers. Part II. Applications to flexible polyurethane foams. p [Internet]. 2022 Sep. 21 [cited 2024 Nov. 21];45(4):282-7. Available from: https://ichp.vot.pl/index.php/p/article/view/2168