Mahdi B. THEORETICAL STUDY OF INTEGRATED CROWN ETHERS AND THEIR COMPLEXES WITH SOME TRANSITION AND LANTHANIDE IONS. Iraqi Journal of Science [Internet]. 2024 Sep. 6 [cited 2025 Dec. 6];51(1):1-17. Available from: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/13668