1. Development of electromagnetic absorption rubber sheet DPR. Japan Institute of Metals, Materia, No. 1, p 64-66, Jan. 1999.
2. Field theory of guided waves. IEEE Press; 1992. p 358-367, 411-467.
3. Simple formulas for microstrip lines
4. Analysis for the reduction effect of coupling between two microstrip lines in a RF amplifier module by the wave absorber loading. 2000 IEICE Society Convention, B-4-5.