Hayato Yamana Kent Tamura Hiroyuki Kawano Satoshi Kamei Masanori Harada Hideki Nishimura Isao Asai Hiroyuki Kusumoto Yoichi Shinoda Yoichi Muraoka Experiments of Collecting WWW Information Using Distributed WWW Robots. 379-380 1998 conf/sigir/98 SIGIR SIGIR1998/P379.pdf db/conf/sigir/YamanaTKKHNAKSM98.html db/conf/sigir/sigir98.html#YamanaTKKHNAKSM98