@article{IJSRCSEIT,
  title={PLC Based Automatic Nut Tightening Machine},
  author= {{Divya Sejekan}},
  journal={International Journal of Scientific Research in Computer Science, Engineering and Information Technology},
  volume={2},
  url={https://ijsrcseit.com/CSEIT1722264},
  year={2017},
  publisher={Technoscience Academy}
}