Rough Set Approximation as Formal Concept. - Nozomi Ytow; David R. Morse; David L. McRoberts (J. Adv. Comput. Intell. Intell. Informatics, 2006)

Multiple Viewed Search Engine for an e-Journal - A Case Study on Zoological Science. - Takahiro Seki; Taiki Wada; Yasuhiro Yamada; Nozomi Ytow; Sachio Hirokawa (HCI (4), 2007)