Interesting books form German authors to read

I asked in a German forum what books from German authors a foreigner should read so that she/he would get a good impression of German literature and

• Germany - here are the answers:
• Erich Maria Remarque, Drei Kameraden
• Walter Kempowski, "Tadelöser & Wolff"
• Siegfried Lenz, German Lesson (Deutschstunde)
• Bernhard Schlink, The Reader oder aber Self's Punishment
• Cornelia Funke, Inkheart, Inkspell und Inkdeath

Books from German authors

Einstein's German World: With a new preface by the author (Affiliate-Link),
Stern, Fritz, Princeton University Press, Taschenbuch, 0691171300, 24,51 €

Stories by Foreign Authors: German, Part 2: in large print (Affiliate-Link),
German Authors, Outlook Verlag, Taschenbuch, 3368348248, 34,90 €

The Secret Messenger: Enthralling World War Two historical fiction from the USA Today bestselling author of The German Midwife (Affiliate-Link),
Robotham, Mandy, Avon, Taschenbuch, 0008384622, 17,00 €

The Seventh Cross: Nominiert: Society of Authors The Schlegel-Tieck Prize for Translations from German 2020 (Virago Modern Classics) (Affiliate-Link),
Seghers, Anna, Virago, Taschenbuch, 0349010412, 4,95 €

Short Stories in German: Read for pleasure at your level, expand your vocabulary and learn German the fun way! (Teach Yourself Short Stories) (Affiliate-Link),
Richards, Olly, Hodder And Stoughton Ltd., Taschenbuch, 9781473683372, 9,97 €

Stories by Foreign Authors - German (Affiliate-Link),
Auerbach, Berthold, CreateSpace Independent Publishing Platform, Taschenbuch, 1546921079, 17,24 €

Swiss German Unlocked: Your key to speaking like a local (Affiliate-Link),
Holle, Andrea, Andrea Holle, Taschenbuch, 3033098509, 30,82 €

Collection of German Authors, Vol. 13: Poems from the German of Ferdinand Freiligrath (Affiliate-Link),
Freiligrath, Ferdinand, Leopold Classic Library, Taschenbuch, , 19,45 €