@book{blanch:1969:cp,
    author = {Blanch, G. and Clemm, D. S.},
     title = {{M}athieu's Equation for Complex Parameters. {T}ables of
              Characteristic Values},
 publisher = {U.S. Government Printing Office},
   address = {Washington, D.C.},
      year = {1969},
     pages = {xxiii+273},
   mrclass = {65.05 (33.00)},
  mrnumber = {MR0250432 (40 \#3671)},
mrreviewer = {John Todd},
     zblno = {0204.49902}}