M. A. Quaddus Lai Lai Tung L. Chin P. O. Seow G. C. Tan Non-Networked Group Decision Support System: Effects of Devil's Advocacy and Dialectical Inquiry . 38-47 1998 HICSS (1) http://computer.org/proceedings/hicss/8233/82330038abs.htm db/conf/hicss/hicss1998-1.html#QuaddusTCST98