@article{bickley:1935:bnf,
    author = {Bickley, W. G. and Nayler, J.},
     title = {A short table of the functions $\mathrm{Ki}_n(x)$,
              from $n=1$ to $n=16$},
   journal = {Phil. Mag. Series 7},
    volume = {20},
      year = {1935},
     pages = {343–347},
       doi = {10.1080/14786443508561483},
     zblno = {61.1338.06}}