Bär, GeraldTürschmann, Jörg2026-01-142026-01-142025-10-232523-7705http://hdl.handle.net/10400.2/20820Copyrighted material - no open access: This ebook is designed with accessibility in mind, aiming to meet the ePub Accessibility 1.0 AA and WCAG 2.2 Level AA standards. It features a navigable table of contents, structured headings, and alternative text for images, ensuring smooth, intuitive navigation and comprehension. The text is reflowable and resizable, with sufficient contrast. We recognize the importance of accessibility, and we welcome queries about accessibility for any of our products. If you have a question or an access need, please get in touch with us at accessibilitysupport@springernature.com.deujournal article10.1007/978-3-658-48226-8