Van Wessel investigated how organizations can complement agile with enterprise architecture. The research provides guidance on how the agile working method can be slightly adapted to be successful at both project level and organizational level.
The paper he wrote about this with two co-authors, Philip Kroon and Henk de Vries (Professor of Standardization Management at RSM) can be read on the IEEE website: https://ieeexplore.ieee.org/document/9651540