Xu W, Li W, Ren M, Yin J. Synthesis and Characterization of Flame-Retardant Polyurethane Elastomers Using Phosphorus-Containing Chain Extender. ajc [Internet]. 2013 May 3 [cited 2024 Jun. 30];25(10):5683-5. Available from: https://asianpubs.org/index.php/ajchem/article/view/25_10_114