Synthesis & Characterisation of Ni (Ii) Chelates of Diethylmesoxalate Phenylhydrazone and Their Electron Releasing As Well As Electron Withdrawing Substituent in Ammoniacal Medium: Synthesis and Characterization of Ni (II) Complexes with Electron-Releasing and Electron-Withdrawing Substituents. Journal of Advances and Scholarly Researches in Allied Education, [S. l.], v. 5, n. 10, p. 0–0, 2013. Disponível em: https://ignited.in/index.php/jasrae/article/view/4873. Acesso em: 12 jan. 2026.