原忠之
(2004) The Impact of Tourism on Conflict in the West Bank and Gaza, Crossroads (IV), 2, 7-23, 2004 ASA Associates Italy
Isard, W., Hara, T. (2003) Some Theoretical Thoughts on constructing a Poverty-Eliminating Social Accounts Bill of Goods” Peace Economics Peace Science and Public Policy (9), 2 (https://www.degruyter.com/view/j/peps.2003.9.issue-2/peps.2003.9.2.1062/peps.2003.9.2.1062.xml)
Isard, W., Hara, T. (2003) The Old City of Jerusalem As a Tourist International Magnet: An Initial Proposal for A First Step Cooperation in the Middle East - PART II: Projection of Decrease in Hostilities and Terrorist Activity, Peace Economics, Peace Science and Public Policy (9), 1 (https://www.degruyter.com/downloadpdf/j/peps.2003.9.issue-1/peps.2003.9.1.1060/peps.2003.9.1.1060.pdf)