@article{1365490,
      recid = {1365490},
      author = {Chalkley, Roger,},
      title = {Basic global relative invariants for nonlinear  differential equations /},
      pages = {1 online resource (386 pages).},
      note = {"Volume 190, Number 888 (first of three numbers)."},
      url = {http://library.usi.edu/record/1365490},
}