@article{weko_59790_1,
   author	 = "Kazufumi,Ozawa",
   title	 = "Implicit Linear Multistep Methods with Nonnegative Coefficients for Solving Initial Value Problems",
   journal	 = "Journal of Information Processing ",
   year 	 = "1989",
   volume	 = "12",
   number	 = "1",
   pages	 = "42--50",
   month	 = "mar"
}