@dataset{currentDoc,
  author = {},
  title = {Longbow Lake Ontario. 1:50,000. Map Sheet 052E09, ed. 5, 2009},
  publisher = {Other Borealis Collections},
  issued = {2009-01-01},
  howpublished = {{\url{https://doi.org/10.5683/SP3/2IXTMH}}}
}