@book{hille:1976:ode,
    author = {Hille, Einar},
     title = {Ordinary Differential Equations in the Complex Domain},
    series = {Pure and Applied Mathematics},
 publisher = {Wiley-Interscience [John Wiley \& Sons]},
   address = {New York},
      year = {1976},
     pages = {xi+484},
      note = {Reprinted by Dover Publications Inc., New York, 1997},
      isbn = {0-471-39964-7},
   mrclass = {34A20},
  mrnumber = {MR0499382 (58 \#17266)},
mrreviewer = {S. Strelitz},
     zblno = {0343.34007}}