M. S. Magtoof, S. Berry, S. S. Bari, B. K. Banik, and A. Bhalla, “Facile Synthesis of Novel 3-Methoxy/ Phthalimido-N,N-diethylphenylene Diamine Substituted β-Lactams&nbsp”;, ajomc, vol. 2, no. 3, pp. 97–101, Sep. 2017.