On the integrated field intensity of atmosphericsKazuo Sao · 1964

Errors in direction finding of VLF waves caused by a sloping ionosphereSao, Kazuo · Radio Science · 2000

Some considerations of the polarization error in direction finding of atmospherics-I. Effect of the Earth's magnetic fieldMichiko Yamashita; Kazuo Sao · 1974

[IEEE 2008 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology - Sydney, Australia (2008.12.9-2008.12.12)] 2008 IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology - Experience Mining: Building a Large-Scale Database of Personal Experiences and Opinions from Web DocumentsInui, Kentaro; Abe, Shuya; Hara, Kazuo; Morita, Hiraku; Sao, Chitose; Eguchi, Megumi; Sumida, Asuka; Murakami, Koji; Matsuyoshi, Suguru · 2008