@article{das1988,
  author  = {Das, Pierre and Patel, Shamsul and Petrov, Fatima and Yamamoto, Hassan},
  title   = {Towards Protective Relaying},
  journal = {Open Access Journal of Engineering Applications},
  year    = {1988},
  volume  = {12},
  number  = {2},
  pages   = {220-231},
  issn    = {3105-7004},
  doi     = {10.55555/oajea.1988.1202.013},
  url     = {https://journal.bsaps.com/article/6530}
}