Search results for: Yasuhito Tanaka
Decisions in Economics and Finance > 2009 > 32 > 1 > 67-78
Applied Mathematics and Computation > 2008 > 197 > 2 > 598-603
Applied Mathematics and Computation > 2007 > 193 > 2 > 475-481
Applied Mathematics and Computation > 2007 > 192 > 1 > 168-174