Salmans, Brian R. Accident versus Essence: Investigating the Relationship Among Information Systems Development and Requirements Capabilities and Perceptions of Enterprise Architecture, dissertation, August 2009; (https://digital.library.unt.edu/ark:/67531/metadc11010/m1/1/: accessed March 18, 2019), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .