@article{mller1987,
  author  = {Müller, Rafiqul and Sarker, Habibur},
  title   = {Strain Gauge Measurement Applied to Biogas Digesters},
  journal = {Open Access Journal of Engineering Applications},
  year    = {1987},
  volume  = {11},
  number  = {1},
  pages   = {59-72},
  issn    = {3105-7004},
  doi     = {10.55555/oajea.1987.1101.004},
  url     = {https://journal.bsaps.com/article/6371}
}