Spam mails impede economic growth. - Yasuharu Ukai; Toshihiko Takemura (Rev. Socionetwork Strateg., 2007)

A Bank Run Model in Financial Crises. - Katsutoshi Yada; Takashi Washio; Yasuharu Ukai; Hisao Nagaoka (KES (2), 2008)

The Future of Socionetwork Strategies. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2008)

Modeling Bank Runs in Financial Crises. - Katsutoshi Yada; Takashi Washio; Yasuharu Ukai; Hisao Nagaoka (Rev. Socionetwork Strateg., 2009)

Modelling deposit outflow in financial crises: application to branch management and customer relationship management. - Katsutoshi Yada; Takashi Washio; Yasuharu Ukai (Int. J. Adv. Intell. Paradigms, 2010)

Did Social Security Improve Labor Productivity? - Yasuharu Ukai (Rev. Socionetwork Strateg., 2011)

Research Note: Statistical Analysis on E-mail Magazines used by Japanese Prime Ministers. - Yasuharu Ukai; Hiroyuki Hattori (Rev. Socionetwork Strateg., 2011)

A New Type of Computer Premium and Its Correlation to Individual Wages. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2012)

Research Note: The Paradox of Cloud Computing in Japan. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2013)

Erratum to: A New Type of Computer Premium and Its Correlation to Individual Wages. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2013)

Editorial Note: Outlook of the Review of Socionetwork Strategies: 2008-2013. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2013)

Macroeconomic Contribution of the Cloud Computing System to the Japanese Economy. - Kenichi Tamegawa; Yasuharu Ukai; Ryokichi Chida (Rev. Socionetwork Strateg., 2014)

Editorial Note: Outlook of the Review of Socionetwork Strategies: 2014. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2014)

Corrigendum: "Macroeconomic Contribution of the Cloud Computing System to the Japanese Economy" in Volume 8 Issue2/ December 2014. - Kenichi Tamegawa; Yasuharu Ukai; Ryokichi Chida (Rev. Socionetwork Strateg., 2015)

Editorial Note: Outlook of the Review of Socionetwork Strategies: 2015. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2015)

Editorial Note: Outlook of the Review of Socionetwork Strategies: 2016. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2016)

Editorial Note: Outlook of the Review of Socionetwork Strategies: 2017. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2017)

Editorial Note: Outlook of the Review of Socionetwork Strategies in 2018. - Yasuharu Ukai (Rev. Socionetwork Strateg., 2018)