The structure of learners’ perceptions of models (not only) in quantum physics: spotlight on Fidelity of Gestalt and Functional FidelityPhilipp Bitzenbauer and Malte S. UbbenEPJ Quantum Technol., 12 1 (2025) 16DOI: https://doi.org/10.1140/epjqt/s40507-025-00316-7