@article{sadaki_imaizumi_inaba_hirakawa_murotani_watanabe_minami_saikawa_1986, 
  title={Studles on β-Lactam Antibiotics for Medicinal Purpose. XVIII}, 
  volume={106}, 
  DOI={10.1248/yakushi1947.106.2_129}, 
  publisher={Pharmaceutical Society of Japan}, 
  author={SADAKI and IMAIZUMI and INABA and HIRAKAWA and MUROTANI and WATANABE and MINAMI and SAIKAWA}, 
  year={1986}
  }