@book{ BB20178469,
  author    = "Bruce, William S. and Brown, Robert Neal Rudmose and Burn Murdoch, W. G. (William Gordon)",
  title     = "A naturalist at the poles : the life work & voyages of Dr. W. S. Bruce, the polar explorer",
  publisher = "J.B. Lippincott",
  year      = "1924",
  URL       = "https://ci.nii.ac.jp/ncid/BB20178469"
}