@article{weko_59773_1,
   author	 = "Harumi,Ono",
   title	 = "Five and Six Stage Runge-Kutta Type Formulas of Orders Numerically Five and Six",
   journal	 = "Journal of Information Processing ",
   year 	 = "1989",
   volume	 = "12",
   number	 = "3",
   pages	 = "251--260",
   month	 = "dec"
}