@article{Khan13-12,
  title = {Shift-complex sequences},
  author = {Mushfeq Khan},
  year = {2013},
  url = {http://www.math.ucla.edu/~asl/bsl/1902/1902-002.ps},
  researchr = {https://researchr.org/publication/Khan13-12},
  cites = {0},
  citedby = {0},
  journal = {Bulletin of Symbolic Logic},
  volume = {19},
  number = {2},
  pages = {199-215},
}