@article{ervandi_ihsan_wahjuningsih_susilawati_2020, 
  title={Pregnancy Rate and Reproductive Disorders Examination of Inseminated Brahman Cross Cows by Rectal Palpation and Ultrasonography}, 
  volume={15}, 
  DOI={10.3844/ajavsp.2020.73.80}, 
  publisher={Science Publications}, 
  author={Ervandi, Mohamad and Ihsan, Muhammad Nur and Wahjuningsih, Sri and Susilawati, Trinil}, 
  year={2020}, 
  month={Jan}
  }