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Sustainable rural healthcare and social franchisee selection - an India study 
Sivakumar Alur and Jan PL Schoormans 
Journal of Medical Marketing: Device, Diagnostic and Pharmaceutical Marketing 2011 11: 230

The Future of Resource-Based Theory : Revitalization or Decline? 
Jay B. Barney, David J. Ketchen, Jr. and Mike Wright 
Journal of Management, September 2011 vol. 37 no. 5 1299-1315

Opportunity Recognition in Social Entrepreneurship : A Thematic Meta Analysis 
Othmar M. Lehner and Juha Kansikas 
Journal of Entrepreneurship 2012 21: 25