@article{liu1977,
  author  = {Liu, Gautam},
  title   = {Towards Switching Power Supplies},
  journal = {Open Access Journal of Engineering Applications},
  year    = {1977},
  volume  = {1},
  number  = {2},
  pages   = {526-537},
  issn    = {3105-7004},
  doi     = {10.55555/oajea.1977.0102.026},
  url     = {https://journal.bsaps.com/article/5443}
}