@article{weko_60262_1,
   author	 = "Masatsugu,Tanaka",
   title	 = "On Runge-Kutta Type Formulae with the Error Estimating Ability",
   journal	 = "Information Processing in Japan",
   year 	 = "1969",
   volume	 = "9",
   number	 = "0",
   pages	 = "9--15",
   month	 = "jan"
}