Global IT Expenditure Growth: An Empirical Investigation Across Nations. - Kallol Kumar Bagchi; Karl B. Putnam; Zaiyong Tang (AMCIS, 2004)

Global IT Expenditure Growth: An Empirical Investigation Across Some Developing Nations. - Kallol Kumar Bagchi; Karl B. Putnam; Zaiyong Tang (Electron. J. Inf. Syst. Dev. Ctries., 2004)

From Remote Hosting to Self-Hosting of an ERP System: Lessons Learned from the City of El Paso. - Adriano O. Solis; Karl B. Putnam; Leopoldo A. Gemoets; David Almonte; Tony Huerta Montoya (Inf. Syst. Manag., 2006)

Culture Matters: Factors Affecting the Adoption of Telemedicine. - Parand Mansouri-Rad; M. Adam Mahmood; Sharon E. Thompson; Karl B. Putnam (HICSS, 2013)