Michael S. Ackermann, and Serkan Gugercin. "Frequency-Based Reduced Models from Purely Time-Domain Data via Data Informativity." SIAM SISC (2024).
Michael S. Ackermann, and Serkan Gugercin. "Time-domain iterative rational Krylov method." SIAM SISC (2025).
Michael S. Ackermann, Steffen W.R. Werner, Ion Victor Gosea, and Serkan Gugercin. "Second-order AAA algorithms for structured data-driven modeling." arxiv preprint (2025)