@dataset{currentDoc,
  author = {},
  title = {Otter Island Ontario. 1:50,000. Map Sheet 042D01, ed. 1, 1968},
  publisher = {Other Borealis Collections},
  issued = {1968-01-01},
  howpublished = {{\url{https://doi.org/10.5683/SP3/SETWKH}}}
}