@article{garding:1947:scp,
    author = {G{\aa}rding, Lars},
     title = {The solution of {C}auchy's problem for two totally hyperbolic
              linear differential equations by means of {R}iesz integrals},
   journal = {Ann. of Math. (2)},
    volume = {48},
      year = {1947},
    number = {4},
     pages = {785–826},
   mrclass = {36.0X},
  mrnumber = {MR0022648 (9,240a)},
mrreviewer = {E. T. Copson},
     links = {\URL[FullText]{http://links.jstor.org/sici?sici=0003-486X%28194710%292%3A48%3A4%3C785%3ATSOCPF%3E2.0.CO%3B2-V}},
     zblno = {0029.21601}}