Tangible Resources are the First Step in the Value Creation Process of Sources of Sustainable Competitive Advantage in a Services Firm: An Activity-Resource-Based View (ARBV) Theory?. GJMBR [Internet]. 2017 Apr. 6 [cited 2026 Aug. 24];17(A2):1-12. Available from: https://journalofbusiness.org/index.php/GJMBR/article/view/2191