@article{prasad_sinha_mandal_rani_2002, 
  title={N-(p-Tolyl)maleamic acid}, 
  volume={58}, 
  DOI={10.1107/s1600536802012023}, 
  publisher={International Union of Crystallography (IUCr)}, 
  author={Prasad and Sinha and Mandal and Rani}, 
  year={2002}, 
  month={Jul}
  }