@manual{ymf262_datasheet,
  author       = {{Yamaha Corporation}},
  title        = {{YMF262 FM Operator Type-L3 (OPL3)}},
  year         = {1994},
  month        = {november},
  note         = {Datasheet, 20~p.},
  url          = {https://www.bitsavers.org/components/yamaha/YMF262_199110.pdf}
}