1.
Tomma JH, AL-Aliawi KML, Ali IT. Synthesis of New Asymmetrical Pyromellitdiimide and Their Amic Acids Containing Heterocyclic Unit. IHJPAS [Internet]. 2017 Apr. 19 [cited 2025 Mar. 26];27(1):234-46. Available from: https://jih.uobaghdad.edu.iq/index.php/j/article/view/382