Mustafa Salah Hasan and A. M. . Al-Azzawi, “Synthesis of New Bismaleimide Homopolymer and Copolymers Derived from 4, 4ˉ-Bis[4-(N-maleimidyl) Phenyl Schiff Base] Tolidine”, IHJPAS, vol. 37, no. 1, pp. 298–307, Jan. 2024, doi: 10.30526/37.1.3264.