@dataset{currentDoc,
  author = {},
  title = {Ranger Lake Ontario. 1:50,000. Map Sheet 041J13, ed. 3, 1975},
  publisher = {Other Borealis Collections},
  issued = {1975-01-01},
  howpublished = {{\url{https://doi.org/10.5683/SP3/CUGMZN}}}
}