Kelman, H. C. (2002). Interactive problem solving: Informal mediation by the scholar-practitioner. In J. Bercovitch (Ed.), Studies in international mediation: Essays in honor of Jeffrey Z. Rubin (pp. 167-193). New York: Palgrave Macmillan. http://www.wcfia.harvard.edu/node/831 (页面存档备份,存于互联网档案馆)
Kelman, H. C. (2002). Interactive problem solving: Informal mediation by the scholar-practitioner. In J. Bercovitch (Ed.), Studies in international mediation: Essays in honor of Jeffrey Z. Rubin (pp. 167-193). New York: Palgrave Macmillan. http://www.wcfia.harvard.edu/node/831 (页面存档备份,存于互联网档案馆)